**EXHIBIT      10.1**

**CHANGE      OF CONTROL AND SEVERANCE AGREEMENT BETWEEN THE COMPANY AND FRANK B. MANNING      DATED AS OF 12/28/06 **

| 1. | In                the event of a “change of control” (as defined in Section 4 below) or                liquidation of the Company, all issued and outstanding stock options                issued to the Zoom Executive after December 7, 2006 will become                immediately vested, with the right to be exercised at the grant price                upon                change of control. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | The                Zoom Executive will receive 6 months base salary as severance pay                if: |
|----|---------------------------------------------------------------------------------------------------------|

| (i) | the                Zoom Executive is terminated without “cause” (as defined in Section 4                below) within 6 months after a change of control; or |
|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (ii) | the                Zoom Executive’s job responsibilities, reporting status, or compensation                are materially diminished after change of control (including but                not                limited to no longer reporting to as senior an executive position                of the                acquiring company) *and*                the Zoom Executive leaves the acquiring company within 6 months after                the                change of control; or |
|------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (iii) | the                Company is liquidated. |
|-------|-------------------------------------------|

| 3. | Zoom                has the right to terminate the Zoom Executive’s employment “at will”. In                the event the Zoom Executive’s employment is terminated by Zoom for any                reason other than for cause, a change of control or liquidation of                the                Company, then (i) all outstanding stock options issued to the Zoom                Executive after December 7, 2006 will become immediately vested and                will                be exercisable for up to 30 days after termination; and (ii) Zoom                will pay                severance to the Zoom Executive in an amount equal to the greater                of                either a) 3 months base salary, or b) a number of weeks of base salary                equal to the number of full years employed by Zoom divided by                2. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4. | For                the purpose of this agreement, “cause” shall mean (i) deliberate                dishonesty, illegal or unethical behavior or other willful behavior                detrimental to the best interest of the Company or its subsidiaries;                (ii)                conduct by the Zoom Executive constituting an act of moral turpitude;                (iii) willful disloyalty to the Company or its subsidiaries or refusal                or                failure of the Zoom Executive to obey the directions of the                President or Board of Directors of the Company or its subsidiaries;                (iv) incompetent performance or substantial or continuing inattention                to                or neglect of duties and responsibilities, provided that the Zoom                Executive will be notified in writing of such deficiencies and given                a                period of 60 days to correct them. For purposes hereof, “change of                control" shall mean: (A) any merger, consolidation, share exchange,                business combination or other similar transaction in which the                shareholders of the Company would own less than 50% of the surviving                entity following the consummation thereof; (B) any sale, lease, exchange,                transfer or other disposition of 50% or more of the assets of the                Company                and its subsidiaries, taken as a whole, in a single transaction or                series                of transactions; or (C) the acquisition by a person or entity, or                any                “group” (as such term is defined under Section 13(d) of the Securities                Exchange Act of 1934) of beneficial ownership of 50% or more of the                Stock                whether by tender offer, exchange offer or                otherwise. |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|                                  |   |   |                                                                                    |
|---------------------------------------|--------|--------|-----------------------------------------------------------------------------------------|
| /s/              Frank B. Manning     |   |   | /s/              Peter R. Kramer                                                        |
| Zoom              Executive Signature |   |   | Signature              - President or Executive VP of Zoom and the              Company |
|                                       |   |   |                                                                                         |

|                                     |   |   |                         |
|------------------------------------------|--------|--------|------------------------------|
| Frank              B. Manning            |   |   | Peter              R. Kramer |
| Zoom              Executive Name (print) |   |   | Name              (print)    |
|                                          |   |   |                              |
| 12/28/2006                               |   |   | 12/28/2006                   |
| Date                                     |   |   | Date                         |

----