Cosonic M1 Wireless Earphoneformobile Phonewithwith Microphone / Bluetooth

Cosonic M1 Wireless Earphoneformobile Phonewithwith Microphone / Bluetooth: Operation Voltage(V):3.4V; Model:M1; Input Voltage (V):3.4V; Cable Length(cm):1mm; Material:Aluminium; Type:In-Ear;...