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INVENTORY
3 Months Ended
Mar. 31, 2015
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
NOTE 7 - INVENTORY
 
Inventory, which primarily consists of finished goods and components used in the Company’s products, is stated at the lower of cost or market using the first-in first-out (FIFO) method.
 
Inventories consist of the following:
 
 
 
December 31,
 
March 31,
 
 
 
2014
 
2015
 
Components
 
$
3,029,000
 
$
3,284,000
 
Finished goods
 
 
3,223,000
 
 
4,512,000
 
 
 
 
 
 
 
 
 
 
 
$
6,252,000
 
$
7,796,000