Langsdom

1. Bluetooth version: BT V5.42. Frequency: 2.402-2.480Ghz3. Working distance: 10m4. Output power: 8mW5. Rated power: 5mW6. Distortion: about 5%7. Charging voltage: DC5V8. Battery capacity: 200mAh9. Headphone charging time: about 2h10. IPX8 nano waterproof design, sweating during exercise11. Customized bone conduction vibrator, clear human voice12....