- Bluetooth version: Bluetooth V5.0
- RF transmit: class 2 Transmission
- Transmission distance:10M
- Working Voltage:3.0V-4.2V
- MIC sensitivity:-42dB
- Standby time: about 60 hours
Wireless Bluetooth Earbuds. Compatible with Apple, Samsung & most smart phone devices. Listen to music, or answer phone calls with smooth and clear sound thanks to lossless HD communication technology. You can talk to friends, stream your favorite playlists and go all day without recharging, with up to 60 hour battery life.