Description
Usams EP 21 In Ear Square Small Earphone US SJ206 Mic Battery Cell: Lithium PolymerCapacity: 10000mAhInput:Micro SEAM150BLK Micro USB Cable Color:Pro convenient to use Battery Cell: Lithium PolymerCapacity: 10000mAhInput:Micro USB 5V 2A Material: TPE+ABS Wearing method: In ear Length: 1m Speaker sensitivity: 94dB Microphone sensitivity: 26dB Frequency range: 20Hz ~ 20KHz Impedance:32Ω