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Carrier frequency right channels 2.8MHZ and Left channel 2.3MHZ;
Automatic muting design on receiving headphones;
Comfortable soft leathered headhunt and ear pad on headphones;
Low supply voltage :> 1.8V (headphone) ;
Power source transmitter: DC 12V;
Automatic power off when no signal (headphone) ;
Packing requirements: 4 pieces per container
CTN Size: 44*32.5*28cm
This kind of earphone can be used for car DVD player or for other usages, according to your own requirements.
The price is just for the minimum order . About the large orders, we can negotiation with each other to decide.