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Schedule of Revenue by Product Line (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Revenue from External Customer [Line Items]        
 Total revenue $ 2,716,000 $ 2,440,000 $ 4,709,000 $ 4,866,000
Karaoke Machines [Member]        
Revenue from External Customer [Line Items]        
 Total revenue 1,533,000 1,257,000 2,275,000 2,308,000
Licensed Products [Member]        
Revenue from External Customer [Line Items]        
 Total revenue 1,000 107,000 15,000 198,000
Kids Youth Electronics [Member]        
Revenue from External Customer [Line Items]        
 Total revenue 103,000 102,000 170,000 171,000
Microphones And Accessories [Member]        
Revenue from External Customer [Line Items]        
 Total revenue (260,000) 865,000 523,000 1,818,000
Music Subscriptions [Member]        
Revenue from External Customer [Line Items]        
 Total revenue 187,000 109,000 451,000 371,000
Logistics Services [Member]        
Revenue from External Customer [Line Items]        
 Total revenue $ 1,152,000 $ 1,275,000