KEBIDU | M1 Lavalier Business Bluetooth 5.5 Headset 30H With HD Mic LED Power Digital Display Noise Cancelling HIFI Wireless Headphone

1: Bluetooth version: V5.5;2: Transmission distance: 10m;3: Battery capacity: 300mAh;5: Usage time: 25-30 hours;6: Earphone cable length: 30cm;6: Note: Headphones and Microphone need to be used together, there is no sound when used alone;7: Intelligent one to two, Can Connect two Mobile Phones at the same time;8: Switching between Chinese and English prompt sound: After turning on the headphones, do not connect to Bluetooth, then double-click the power button to switch.