1. Bluetooth protocol: AVRCP\A2DP\HFP\HSP
2. Output interface: 3.0mm
3. Audio signal-to-noise ratio: 90dB
4. Charging time: 2 hours
5. Universal compatibility, seamlessly connect to any A/V receiver or powered speaker via 3.5mm jack to enhance audio settings
6. Extended playback time, built-in 200mAh battery, enjoy up to 20 hours of music, ensure lasting audio enjoyment
7. Remote connection, control your music from 10 meters away, providing a range of wireless audio experience
8. Support CVC call noise reduction technology, built-in power isolation module, interval noise current, call like face to face
9. Support TF card playback, no need to connect to the phone with Bluetooth, you can enjoy music
10. Back clip buckle, firm and not falling, can be easily clipped on clothes, easy to carry
11. Bluetooth 5.0 chip, multi-data transmission is more stable, wireless coverage is wider, low power operation is more power-saving
12. After the first successful pairing with the device, it will automatically connect when powered on
13. Dimensions: 5.5x2.3x1cm
14. Weight: 32g