Summary of Accounting Policies - Schedule of Disaggregation of Revenue (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Mar. 31, 2020
Total Net Sales	$ 3,051,983	$ 4,640,238	$ 1,559,000
Classic Karaoke Machines [Member]
Total Net Sales	1,979,000	4,011,000
Download Karaoke Machines [Member]
Total Net Sales	362,000	136,000
SMC Kids Toys [Member]
Total Net Sales	123,000	135,000
Music and Accessories [Member]
Total Net Sales	$ 588,000	$ 358,000