Inventories (Tables)

3 Months Ended

Sep. 30, 2012

Inventory, Net [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories are comprised as follows:

	September 30, 2012			June 30, 2012
Work-in progress	$	691,627		$	654,677
Component parts		7,748,422			7,495,333
Finished goods		3,220,677			3,178,507
Reserve for obsolete and excess
inventory		(1,319,603	)		(1,327,291	)
	$	10,341,123		$	10,001,226