M272

PC HEADPHONE M272 Wireless Headphone black
Bluetooth Version:4.1
OperatingFrequencyRange:2402MHz-2480MHz
Battery Capacity: 300mAh
Charging time: 2hours
Music playback time: about 8 hours
Standby time: about 260 hours
Driver unit: 40mmImpedance: 32Ω Sensitivity: 108±3dB (at 1mW/1Khz)
Frequency Range: 20Hz-20KHz
MicrophoneDirectivity: OmnidirectionalSupport Max 8G TF card music playSupport FM mode