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	$ 3,323,543	$ 4,809,040	$ 1,559,000
Classic Karaoke Machines [Member]
Total Net Sales	2,275,000	4,156,000
Download Karaoke Machines [Member]
Total Net Sales	323,000	141,000
SMC Kids Toys [Member]
Total Net Sales	146,000	140,000
Music and Accessories [Member]
Total Net Sales	$ 579,000	$ 372,000