EQUIPMENT AND LEASEHOLD IMPROVEMENTS (Details) - USD ($)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	$ 8,495,239	$ 9,117,490
Less: accumulated depreciation and amortization	7,363,134	7,709,399
Equipment and leasehold improvements, net	1,132,105	1,408,091
Machinery and equipment
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	593,595	593,595
Furniture and office equipment
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	357,351	359,041
Tooling
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	4,308,967	4,646,749
Display booths
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	0	253,680
Computer equipment
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	758,820	758,820
Leasehold improvements
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	2,457,006	2,317,263
Assets in progress
Property, Plant and Equipment [Line Items]
Equipment and leasehold improvements, gross	$ 19,500	$ 188,342
Minimum [Member] | Machinery and equipment
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Minimum [Member] | Furniture and office equipment
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Minimum [Member] | Tooling
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Minimum [Member] | Display booths
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Minimum [Member] | Computer equipment
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Minimum [Member] | Leasehold improvements
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Maximum [Member] | Machinery and equipment
Property, Plant and Equipment [Line Items]
Estimated useful life	10 years
Maximum [Member] | Furniture and office equipment
Property, Plant and Equipment [Line Items]
Estimated useful life	10 years
Maximum [Member] | Tooling
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Maximum [Member] | Display booths
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Maximum [Member] | Computer equipment
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Maximum [Member] | Leasehold improvements
Property, Plant and Equipment [Line Items]
Estimated useful life	15 years