Wired+2.4G+Bluetooth headset
◆Connection method: Wired+2.4G+Bluetooth
◆Wearing Style:Size-adjustable headphones
◆Weight: 165g±5g
◆Charging Voltage: 5V/260MA50MA ◆Frequency range:20Hz – 20kHz
◆Sensitivity:121dB at 1kHz 1mW
◆Impedance:2.2KΩ±30% at 1KHz
◆Power rating:10mW
◆Max. Input power:20m W
◆Mic sensitivity:-38±2dB
◆Size:200*175*80mm