REVENUE RECOGNITION (Tables)

6 Months Ended

Jun. 30, 2015

Deferred Revenue Disclosure [Abstract]

Deferred Revenue, by Arrangement, Disclosure [Table Text Block]

Deferred revenue consists of the following:

	December 31,		June 30,
	2014		2015
Deferred activation fees	$	532,000	$	518,000
Deferred revenue		1,985,000		306,000
Deferred maintenance revenue		3,211,000		3,790,000
Deferred remote transportation asset management product revenue		8,943,000		9,297,000
		14,671,000		13,911,000
Less: Current portion		6,742,000		6,574,000
Deferred revenue - less current portion	$	7,929,000	$	7,337,000