EX-10.19 Voting Agreement

“ Current Stockholder Shares ” means shares of Common Stock held by a Current Stockholder, together with any other voting securities issued with respect to, on conversion of, or in exchange for such securities, and any other voting securities acquired by the Current Stockholder after the date of this Agreement or over which the Current Stockholder exercises voting power.

“Exchange Act” means the Securities Exchange Act of 1934, as amended.

“First Public Offering ” means the first underwritten public offering of securities of the Company, after the date hereof, pursuant to an effective registration statement under the Securities Act resulting in gross proceeds of at least thirty-five million dollars ($35,000,000) to the Company and at a price per share that is at least equal to $6.00 (as adjusted for stock splits and the like), other than a registration statement relating either to the sale of securities to employees, directors or consultants of the Company pursuant to a stock option, stock purchase or similar plan or a transaction under Rule 145 under the Securities Act.

“ Investor ” means a person listed on Schedule I hereto, and, if a Subsequent Closing takes place under the Purchase Agreement, a person listed on Schedule II hereto.

“ Investor Shares ” means the Series A Shares, the Series A-1 Shares and Conversion Shares held by an Investor, together with any other voting securities issued with respect to, on conversion of, or in exchange for such securities, and any other voting securities acquired by the Investor after the date of this Agreement or over which the Investor exercises voting power.

“ L-3 ” means L-3 Communications Corporation, a Delaware corporation.

“ Liquidating Transaction ” means either (i) a merger or acquisition of the Corporation (other than a transaction with a subsidiary) in which the stockholders of the Corporation prior to such transaction do not own (in the same relative proportions) a majority of the outstanding shares of the surviving corporation; (ii) a sale, transfer or other disposition of all or substantially all of the assets of the Corporation, or (iii) any other winding up or dissolution of the Corporation.

“ Majority in Interest of the Current Stockholders ” means Current Stockholders holding more than 50% of the Shares held by all Current Stockholders.

“ Notice ” has the meaning set forth in Section 12(c).

“ Offeror ” has the meaning set forth in Section 2.1.

“ Permitted Transferee ” means, as to any person proposing to transfer securities, any of the following transferees, provided that , such transferee agrees in writing to be bound by the terms of this Agreement:

(a)                         a partner, retired partner, or affiliated partner of a transferor that is a partnership;

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(b)                        a member of any transferor that is a limited liability company;

(c)                         a subsidiary or affiliate of any transferor; or

(d)                        an immediate family member of an individual transferor, or a trust for the benefit of such transferor or immediate family member;

provided that , such transferee agrees in writing to be bound by the terms of this Agreement.

“ Securities Act ” means the Securities Act of 1933, as amended.

“ Shares ” means shares of Common Stock, Series or securities convertible into Common Stock.  Whenever “Shares” refers to securities convertible into Common Stock, the number of such Shares shall mean the number of shares of Common Stock into which such securities are then convertible.

2.                                        Agreement to Vote .  Each Investor agrees to hold its Investor Shares, to vote its Investor Shares at any annual or special meeting of stockholders, and to give written consent with respect to its Investor Shares, in accordance with the terms of this Agreement.  Each Current Stockholder and each Investor agrees to hold its Shares, to vote its Shares at any annual or special meeting of stockholders, and to give written consent with respect to its Shares, in accordance with the terms of this Agreement.

3.                                        Election of Directors .  On all matters relating to the election of one or more directors of the Company, each of the Current Stockholders and each Investor shall vote at regular or special meetings of stockholders and give written consent with respect to, such number of Current Stockholder Shares and Investor Shares then owned by them (or as to which they then have voting power), as follows:

3.1                                  Series A-1 Director .  So long as any Series A-1 Preferred Stock is outstanding and entitled to vote as a separate class in the election of directors, each Investor agrees to vote the Investor Shares held by him, her or it as may be necessary to nominate and elect to the Board at any election of Series A-1 Director one (1) representative designated by Investor Growth Capital (together with Investor AB and its other affiliates, “IGC,” and such representative, an “IGC Nominee”).

3.2                                  Series A Directors .  So long as any Series A Preferred Stock is outstanding and entitled to vote as a separate class in the election of directors, each Investor agrees to vote the Investor Shares held by him, her or it as may be necessary to nominate and elect the following individuals to the Board at any election of Series A Directors:

(a)                                   one representative designated by IGC (such representative also, an “IGC Nominee” and together with the Series A-1 Director, the “IGC Nominees”); and

(b)                                  one representative designated by BAVP VII, LP (together with its affiliates, “BAVP” and such representative, the “BAVP Nominee”).

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3.3                                  L-3 Director .  The Current Stockholders and the Investors agree that they shall vote the Current Stockholder Shares and the Investor Shares as may be necessary to nominate and elect to the Board, among those directors elected by the holders of Common Stock, one representative designated by L-3.

3.4                                  Additional Designation .  In the event that the Series A Shares are redeemed such that there are no longer any Series A Shares issued and outstanding,  then:

(a)                                   upon the written request of IGC so electing, sent by IGC to the Company and to the Current Stockholders and Investors within twelve (12) months of such redemption, the Current Stockholders and Investors agree to vote the Investor Shares or Current Stockholder Shares held by him, her or it, as may be necessary to elect to the Board at any election of directors one (1) representative designated by Investor Growth Capital (such representative also, thereafter an “IGC Nominee”); and

(b)                                  upon the written request of BAVP so electing, sent by BAVP to the Company and to the Current Stockholders and Investors within twelve (12) months of such redemption, the Current Stockholders and Investors agree to vote the Investor Shares or Current Stockholder Shares held by him, her or it, as may be necessary to elect to the Board at any election of directors one (1) representative designated by BAVP (such representative, thereafter the “BAVP Nominee”)

3.5                                  Removal; Vacancy .  On all matters relating to the removal of one or more directors of the Company, each of the Current Stockholders and each Investor shall vote at regular or special meetings of stockholders and give written consent with respect to, such number of shares of Investor Shares and Current Stockholder Shares then owned by them (or as to which they then have voting power) as may be necessary to remove from the Board any director selected for removal by the stockholders entitled to designate such director pursuant to Sections 3.1, 3.2, 3.3, or, as applicable, Section 3.4.  Any vacancy created by such removal shall be filled pursuant to Section 3.1, 3.2, 3.3, or, as applicable, Section 3.4, as appropriate. No director elected pursuant to Section 3.1, 3.2, 3.3, or, as applicable, Section 3.4, may be removed without the vote or written consent of the stockholder(s) entitled to designate such director pursuant to such section.

3.6                                  Board Size .  The Investors and the Current Stockholders shall vote the Investor Shares and Current Stockholder Shares at regular or special meetings of stockholders, and shall give written consent with respect to such Shares, to ensure that the size of the Board shall be set and remain at eight (8) directors; provided, however, that if the Board, including both IGC Nominees (or one IGC Nominee if there is then only one IGC Nominee on the Board) and the BAVP Nominee (if there is then a BAVP Nominee on the Board), approves a change in the number of authorized directors, such number may be changed in accordance with the Bylaws and the Company’s Certificate of Designation, as then in effect, including, without limitation, Sections I.F(8) and II.G(8).

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4.                                        Board Observers .

4.1                                  IGC .  In the event IGC elects not to nominate one or both of the IGC Nominees pursuant to Section 3.1, 3.2(a) (and, as applicable 3.4(a)), IGC may designate one person for each such seat on the Board IGC elects not to fill, which person shall be entitled to attend all meetings of the Board as a nonvoting observer (each such person, an “IGC Observer”).  IGC may change either or both IGC Observers at any time immediately upon notice to the Company.

4.2                                  Miramar Venture Partners .  Miramar Venture Partners (together with its affiliates, “Miramar”) may designate one person to attend all meetings of the Board as a nonvoting observer (the “Miramar Observer” and together with the IGC Observers, the “Observers”).  The initial Miramar Observer shall be Heiner Sussner.  Miramar may change the Miramar Observer at any time immediately upon notice to the Company.

4.3                                  Notice of Meetings; Exclusion .  The Company shall provide the Observers copies of all notices and other materials that it provides to directors (the “Information”); provided, however, that the Company reserves the right, which right shall not be unreasonably exercised, to exclude any Observer from any meeting, or any portion thereof, and/or to exclude some or all of the materials to be sent to the Observers, if, upon advice of counsel, the Board determines in good faith that an Observer’s attendance at such meeting, or portion thereof, and/or providing such materials or any portion thereof to an Observer, could adversely affect the attorney-client privilege between the Company and its counsel.

4.4                                  Confidentiality .  In connection with information and access provided to Observers, IGC and Miramar each agree to treat, and to cause its Observer or Observers to treat, with confidentiality those materials identified by the Company as confidential or sensitive.  The Company may require, as a condition to providing to Observers information or access to meetings, the delivery of a confidentiality agreement as reasonably necessary for the Company to comply with Regulation FD.

5.                                        Drag-Along .

5.1                                  If any of the following transactions is (or has been) approved by the Board of Directors and Investors holding at least a majority of the then-outstanding Series A-1 Shares (including Common Stock issued upon con