Drive unit:Ф30mm Speaker impedance:32Ω Frequency response:20Hz to 20kHz Sensitivity:110±3dB(at 1kHz) Maximum input power:80mW Microphone: Ф4X1.5mm Mic ...
Bluetooth Specification:V3.0+EDR class2 RF Frequency Range:2.402-2.480GHz,2.4G ISM brand Radio Performance:Receive Sensitivity of -90dBm TX Power: Max ...