| Gemini                Israel Funds      | Landa                Ventures Ltd.  |
|-----------------------------------------|-------------------------------------|
| Hamenofim                Street         | 7                Menachem Begin St. |
| 9                Herzliya Pituach 46725 | Ramat                Gan 52521      |
| Israel                                  | Israel                              |
|                                    |                                |

**Borrower**

**Lenders**

**The      Loan.**

| **1.1.  ** | **Loan;                Tranches; Interest**.                Each Lender undertakes, severally and not jointly, to loan to Borrower                on                the First Closing Date, the amount set forth in **Schedule                I**                opposite its name in the column titled “**First                Tranche**”                and in the aggregate, an amount of $2,000,000 (Two Million U.S. dollars)                payable as set forth below. In addition, each Lender shall loan additional                amounts to the Borrower in the amount set forth in **Schedule                I**                opposite its name in the column titled "**Second                Tranche**"                and in the aggregate, an amount of $2,000,000 (Two Million U.S. dollars)                to be transferred within three (3) business days following the provision                of a written letter by the Borrower requesting such Second Tranche                (the                “**Second                Tranche Request**”).                The amounts provided to the Borrower by the Lenders throughout both                Tranches, are hereinafter referred to as to each Lender and all Lenders                collectively as the “**Loan                Amount**”. |
|----------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

**Interest**
**Interest**

**Payment      of Loan Amount**

----

**First      Closing Date") **
**Second      Closing Date"; **
**Closing      Date**

| **1.4  ** | **Repayment                of Loan Amount**. |
|---------------------|----------------------------------------------|

| 1.4.1   | In                the event the merger of Israel Technology Acquisition Corp., a Delaware                corporation (“**ITAC**”)                and ITAC Acquisition Subsidiary Corp. (“**ITAC                Subsidiary**”),                a wholly-owned subsidiary of ITAC with and into the Borrower (the                “**ITAC/IXI                Merger**”)                becomes effective and subject to and conditioned upon the ITAC/IXI                Merger                becoming effective, 50% of the Loan Amount together with any Interest                accrued and unpaid thereon shall be due and payable on the first                anniversary of the closing date of the ITAC/IXI Merger and 50% of                the Loan                Amount together with any Interest accrued and unpaid thereon shall                be due                and payable on the second anniversary of the closing date of the                ITAC/IXI                Merger. |
|-------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1.4.2   | In                the event the ITAC/IXI Merger is rejected by ITAC’s shareholders or                otherwise fails to become effective, the Loan Amount together with                any                Interest accrued and unpaid thereon shall be due and payable on June                22,                2008. |
|-------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

**Lenders      Option**

**Additional      Lenders**
**Lenders'      Option**

**Subsidiary      Guaranty**

**Subsidiary**

----

|                             |   |   | Sincerely,                                |
|----------------------------------|--------|--------|-------------------------------------------|
|                             |   |   |                                      |
|                             |   |   |                                      |
| **IXI MOBILE, Inc.**             |   |   | **IXI MOBILE (R&D)              Ltd** |
|                             |   |   |                                      |
| /s/ Lihi              Segal |   |   | /s/ Lihi              Segal          |
| Name:              Lihi Segal    |   |   | Name:              Lihi Segal             |
| Title:              CFO          |   |   | Title:              CFO                   |

***[Lenders'      Signature Page Follows]***

----

| GEMINI                  ISRAEL III LIMITED PARTNERSHIP,                                                                                                                                                                                                                                                                                                              |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| by                  its general partner Gemini Capital Associates III L.P.,                                                                                                                                                                                                                                                                                          |
| by                  its general partner Gemini Israel Funds Ltd.                                                                                                                                                                                                                                                                                                     |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| By:                  /s/ Yossi                  Sela                                                       | By:                  /s/ David                  Cohen                                          |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Name:                  Yossi Sela                                                                                                                                                                                                                                                                                                                                    | Name:                  David Cohen |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Title:                    Managing Partner                                                                                                                                                                                                                                                                                                                 | Title:                    General Partner, CFO |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| GEMINI                  ISRAEL III PARALLEL FUND LIMITED PARTNERSHIP,                                                                                                                                                                                                                                                                                                |
| by                  its general partner Gemini Capital Associates III, L.P.                                                                                                                                                                                                                                                                                          |
| by                  its general partner Gemini Israel Funds Ltd.                                                                                                                                                                                                                                                                                                     |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| By:                    /s/ Yossi                    Sela                                                   | By:                  /s/ David                  Cohen                                          |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Name:                    Yossi Sela                                                                                                                                                                                                                                                                                                                                  | Name:                  David Cohen |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Title:                      Managing Partner                                                                                                                                                                                                                                                                                                               | Title:                    General Partner, CFO |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| GEMINI                  ISRAEL III OVERFLOW FUND LIMITED PARTNERSHIP,                                                                                                                                                                                                                                                                                                |
| by                  its general partner Gemini Capital Associates III L.P.,                                                                                                                                                                                                                                                                                          |
| by                  its general partner Gemini Israel Funds Ltd.                                                                                                                                                                                                                                                                                                     |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| By:                    /s/ Yossi                    Sela                                                   | By:                  /s/ David                  Cohen                                          |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Name:                    Yossi Sela                                                                                                                                                                                                                                                                                                                                  | Name:                  David Cohen |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Title:                      Managing Partner                                                                                                                                                                                                                                                                                                               | Title:                    General Partner, CFO |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| GEMINI                  PARTNER INVESTORS LIMITED PARTNERSHIP.                                                                                                                                                                                                                                                                                                       |
| by                  its general partner Gemini Israel Funds Ltd.                                                                                                                                                                                                                                                                                                     |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| By:                    /s/ Yossi                    Sela                                                   | By:                  /s/ David                  Cohen                                          |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Name:                    Yossi Sela                                                                                                                                                                                                                                                                                                                                  | Name:                  David Cohen |
|                                                                                                                                                                                                                                                                                                                                                                 |   |
| Title:                      Managing Partner                                                                                                                                                                                                                                                                                                               | Title:                    General Partner, CFO |
|                                                                                                                                                                                                                                                                                                                                                                 |   |

***[Gemini      Signature Page to $4M Letter Agreement]***

----

***[Landa      Ventures Signature Page to $4M Letter Agreement]***

----

**SCHEDULE      I**

**SCHEDULE      OF LENDERS**

**"Lenders**

| **Lender**                                              | **First                Tranche Amount to be paid at First Closing                Date** |   | **Second                Tranche Amount to be paid at Second Closing                Date** |
|---------------------------------------------------------|-----------------------------------------------------------------------------------------|--------|-------------------------------------------------------------------------------------------|
|  Gemini                Israel III LP               | $714,286                                                                                |   | $714,286                                                                                  |
|  Gemini                Partners Investors LP       | $8,571                                                                                  |   | $8,571                                                                                    |
|  Gemini                Israel III Parallel Fund LP |  $130,317                                                                          |   |  $130,317                                                                            |
|  Gemini                Israel III Overflow Fund LP |  $146,825                                                                          |   |  $146,825                                                                            |
| **Total                Gemini Funds**                   | **$1,000,000**                                                                          |   | **$1,000,000**                                                                            |
| Landa                Ventures Ltd.                      | $1,000,000                                                                              |   | $1,000,000                                                                                |
|                                                    |                                                                                    |   |                                                                                      |
| **TOTAL**                                               | **$2,000,000**                                                                          |   | **$2,000,000**                                                                            |
|                                                    |                                                                                    |   |                                                                                      |