ACCRUED LIABILITIES (Details) - USD ($)	Jun. 30, 2018	Jun. 30, 2017
Accrued Liabilities, Current [Abstract]
Cooperative advertising and promotion allowances	$ 364,527	$ 415,050
Product warranty obligations	220,398	220,541
Customer credit balances	53,365	21,175
Current deferred compensation	150,000	150,000
Accrued returns	97,558	53,915
Employee benefits	60,739	54,074
Legal and professional fees	81,000	86,500
Profit-sharing	17,975	0
Sales commissions and bonuses	74,078	83,654
Other	58,931	64,486
Total accrued liabilities	$ 1,178,571	$ 1,149,395