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NOTE 4 - OTHER ACCRUED LIABILITIES (Details) (in thousands) - USD ($)
$ in Thousands
Jun. 30, 2018
Dec. 31, 2017
Payables and Accruals [Abstract]    
Product warranty $ 530 $ 530
Sales return reserve 99 80
Other taxes 189 109
Other 128 139
Other accrued liabilities $ 946 $ 858