Quarterly report pursuant to Section 13 or 15(d)

4. Property and Equipment

4. Property and Equipment

6 Months Ended

Jun. 30, 2020

Property, Plant and Equipment [Abstract]

Property and Equipment

At June 30, 2020 and December 31, 2019, property and equipment consists of the following:

	June 30, 2020			December 31, 2019
Office equipment	$	36,000		$	36,000
Furniture and fixtures		5,000			5,000
Testing Equipment		37,000			37,000
Leasehold Improvements		26,000			25,000
Subtotal		104,000			103,000
Less accumulated depreciation		(84,000	)		(80,000	)
Total	$	20,000		$	23,000

Depreciation expense for the six-month periods ended June 30, 2020 and 2019 was $3,000 and $3,000, respectively. Depreciation expense for the three-month periods ended June 30, 2020 and 2019 was $2,000 and $1,000, respectively.