M41 Bluetooth Headset Touch Digital Wireless Mini Sports Metal Headset
Transmission range: 15mFunction: breathing lightFunction: digital display screenBluetooth protocol: 5.2Usage: ear plug typeMonobinaural: Bilateral StereoColor: M41 Bluetooth headset silverColor: M41 Bluetooth headset grab colorChip type: Zhongke LanxunBattery life: 4-8 hoursStyle: industrial styleItem no: M41 Bluetooth headsetWaterproof performance: waterproof is not supported.List of packages: earphone *1 pair