Quarterly report pursuant to Section 13 or 15(d)

4. Property and Equipment (Details)

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4. Property and Equipment (Details) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Property and equipment, gross $ 68,000 $ 49,000
Less: accumulated depreciation (34,000) (32,000)
Property and equipment, net 34,000 17,000
Office equipment [Member]    
Property and equipment, gross 28,000 28,000
Furniture and fixtures [Member]    
Property and equipment, gross 3,000 3,000
Testing equipment [Member]    
Property and equipment, gross $ 37,000 $ 18,000