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Document And Entity Information - shares
3 Months Ended
Jun. 30, 2018
Aug. 14, 2018
Document And Entity Information [Abstract]    
Entity Registrant Name SINGING MACHINE CO INC  
Entity Central Index Key 0000923601  
Document Type 10-Q  
Document Period End Date Jun. 30, 2018  
Amendment Flag false  
Current Fiscal Year End Date --03-31  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   38,282,028
Trading Symbol SMDM  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2019