**Exhibit
      10.14**





**AMENDMENT
      TO SECURITY DOCUMENTS**




THIS
      AMENDMENT TO SECURITY DOCUMENTS is made as of this 30th day of March, 2006,
      by
      and between Zoom Telephonics, Inc., a Delaware corporation (the “Mortgagor”),
      and Wainwright Bank & Trust Company (the “Lender”).





WHEREAS,
      Lender has made a certain mortgage loan to the Mortgagor, which loan is
      evidenced by a Commercial Real Estate Promissory Note made by the Mortgagor
      to
      the Lender dated January 10, 2001, in the original principal amount of
      $6,500,000.00, as amended by First Amendment to Commercial Real Estate
      Promissory Note dated March 28, 2005 (the “Note”); and





WHEREAS,
      the Note is secured, inter
      alia ,
      by the
      following “Security Documents” among others:





(i) a
      Mortgage, Security Agreement and Assignment dated January 10, 2001, from the
      Mortgagor to the Lender with respect to certain real property known as and
      located at 195-201 South Street, 50 Utica Street, 207-209 South Street, and
      162-168 Kneeland Street, Boston, Suffolk County, Massachusetts (collectively,
      the “Mortgaged Premises”), which Mortgage is recorded with the Suffolk County
      Registry of Deeds in Book 25763, Page 284, and filed with the Suffolk County
      Registry District of the Land Court as Document No.609541 (the “Mortgage”);
      and





(ii) an
      Assignment of Leases and Rents dated as of January 10, 2001, from the Mortgagor
      to Lender pursuant to which the Mortgagor has assigned to the Lender all of
      the
      Mortgagor's interest in, to and under all leases, rental agreements and/or
      occupancy agreements with respect to the Mortgaged Premises, which instrument
      is
      recorded with the Suffolk County Registry of Deeds in Book 25763, Page 315,
      and
      filed with the Suffolk County Registry District of the Land Court as Document
      No. 609542 (the “Assignment of Leases”); and





WHEREAS,
      Lender and the Mortgagor have entered into a Loan Modification Agreement of
      even
      date herewith regarding the outstanding indebtedness of the Mortgagor to the
      Lender (the “Modification Agreement”), which Agreement, among other things,
      extended the maturity date of the Note; and





WHEREAS,
      Lender and Mortgagor have agreed to amend the Security Documents to include
      within the liabilities, obligations, and indebtedness thereby secured the
      Mortgagor’s obligations under the Modification Agreement.





NOW,
      THEREFORE, in consideration of the foregoing and the sum of Ten Dollars
      ($10.00), and for other good and valuable consideration, the receipt and
      sufficiency of which are hereby acknowledged, Mortgagor and Lender agree as
      follows:





1. Each
      of
      the Security Documents shall be and hereby is amended to provide that the
      Security Documents shall and do secure all obligations of Mortgagor to Lender
      whether now existing or hereafter incurred, absolute or contingent, including
      but not limited to all obligations of the Mortgagor under (i) the Note, as
      from
      time to time amended, (ii) the Modification Agreement, and (iii) all documents
      executed in connection with the Modification Agreement (collectively, the
“Obligations”).





2. Mortgagor
      has granted to Lender, with mortgage covenants, the Mortgaged Premises, pursuant
      to the Mortgage. Mortgagor hereby ratifies and confirms such grant and hereby
      grants to Lender, WITH MORTGAGE COVENANTS, the Mortgaged Premises pursuant
      to
      the Mortgage, as amended by this Amendment, to secure the
      Obligations.





3. Mortgagor
      has assigned to Lender all leases, rents and profits with respect to the
      Mortgaged Premises, pursuant to the Assignment of Leases. Mortgagor hereby
      ratifies and confirms such assignment, and hereby again assigns to Lender all
      of
      the Mortgagor's interest in such rents, leases and profits, pursuant to the
      Assignment of Leases, as amended by this Amendment, to secure the
      Obligations.





4. Except
      as
      herein amended, the Security Documents shall remain unmodified and in full
      force
      and effect as originally written, and are hereby ratified and confirmed by
      the
      Mortgagor.





5. Lender
      joins in this Amendment to Security Documents to evidence its acceptance of
      the
      terms hereof.





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Executed
      as a sealed instrument as of the date first above-written.




MORTGAGOR:
            
            LENDER:ZOOM TELEPHONICS, INC.
            
            WAINWRIGHT BANK & TRUST
              COMPANYBy
**/s/
                Frank B. Manning**
            
            By_**/s/
              Darryl J. Fess**Frank
                B. Manning, President
            
            Name: 
              Darryl J. Fessduly
                authorized
            
            Title:Senior
              Vice-PresidentBy :
**/s/
                Robert Crist******Robert
                A. Crist, Treasurerduly
                authorized





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