1. Bluetooth version: V4.1
2. Frequency range: 2.4GHz-2.48GHz
3. Operating distance: Up to 8m (free space)
4. Bluetooth profiles: A2DP, AVRCP, HSP, HFP
5. Standby time: Up to 50hrs
6. Working Voltage: DC5V/130MA
7. Charging: cable included (no adaptor)
8. Battery: Built in lithium polymer battery
9.Talk/music playtime: Approximately 2-4 hours
10. Charging time: Approximately 1-2 hours
11. Frequency response: 20Hz-20kHz
Package Included:
1*Headphone
quan di Bluetooth Headphones Noise Cancellation Magnetic Sports Earbuds Sweatproof for Jogging Running Dancing (Blue)
1. Bluetooth version: V4.1
2. Frequency range: 2.4GHz-2.48GHz
3. Operating distance: Up to 8m (free space)
4. Bluetooth profiles: A2DP, AVRCP, HSP, HFP
5. Standby time: Up to 50hrs
6. Working Voltage: DC5V/130MA
7. Charging: cable included (no adaptor)
8. Battery: Built in lithium polymer battery
9.Talk/music playtime: Approximately 2-4 hours
10. Charging time: Approximately 1-2 hours
11. Frequency response: 20Hz-20kHz
Package Included:
1*Headphone
in next 2 weeks

