1. Magnetic Bluetooth handsfree has a Frequency response: 20Hz-20kHz
2. These Wireless headset has an Operating distance: Up to 10m (free space)
3. The Wireless handsfree has a Bluetooth profiles: A2DP, AVRCP, HSP, HFP
4. This Handsfree has Bluetooth version: V4.2
5. Bluetooth distance: 10 meters
6. Frequency range: 2.4GHz-2.48GHz
7. Standby time: Up to 50hrs
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
12. Operational temperature: -10 to 50°C
13. Working Voltage: DC5V/130MA
14. Charging: Recharge able
