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v3.7.0.1

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
Operating Activities: |  |
Net loss | $ (1,552,000) | $ (1,249,000)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 291,000 | 299,000
Stock-based compensation | 96,000 | 206,000
Penalties and waived penalties on dividends | 20,000 | 6,000
Changes in operating assets and liabilities: |  |
Accounts receivable | (165,000) | 157,000
Inventories |  | (33,000)
Prepaid expenses and other assets | (6,000) | 48,000
Accounts payable and accrued expenses | 60,000 | (22,000)
Deferred revenue | 9,000 | (56,000)
Net cash used in operating activities | (1,244,000) | (638,000)
Investing Activities: |  |
Purchases of property and equipment | (47,000) | (121,000)
Financing Activities: |  |
Proceeds from line of credit | 364,000 |
Payments on line of credit | (364,000) |
Borrowings on loan from officer | 1,355,000 |
Principal payments on capital lease equipment | (202,000) | (211,000)
Proceeds from stock options exercised | 100,000 | 66,000
Net cash provided by (used in) financing activities | 1,253,000 | (145,000)
Net decrease in cash and cash equivalents | (38,000) | (904,000)
Cash and cash equivalents at beginning of year | 102,000 | 1,006,000
Cash and cash equivalents at end of year | 64,000 | 102,000
SUPPLEMENTAL CASH FLOW INFORMATION: |  |
Interest paid on leased assets | 14,000 | 24,000
Income taxes paid |  |
SUPPLEMENTAL DISCLOSURE OF NON CASH FINANCING ACTIVITIES: |  |
Preferred stock dividends accrued | 139,000 | 160,000
Purchase of equipment through capital lease | $ 66,000 | $ 273,000

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