V19 Bone Conduction Digital Display Stereo Hanging Ear Sports Bluetooth Headset(Black)

1. Bluetooth version: V5.22. Transmission distance: about 10 meters3. Support protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.34. Battery capacity: 300mAh5. Charging time: about 1h6. Charging interface: Type-C7. Waterproof rating: IPX58. Weight: about 14gFeatures:1. LED power display, clear power usage at any time2. Nano-coated waterproof construction, IPX5 level waterproof3. Type-C charging interface, convenient and fast4. Can be connected to two Bluetooth devices at the same time, switch at any time5. Rotatable headphones, no ear injury, comfortable to wear6. Key operation, convenient and quick