XT-11 Bluetooth-compatible Earphone Sport Wireless Headphone Bluetooth-compatible Headset Handsfree Earbuds With Mic For All Pho 

 Bluetooth version: V4.1

2. Bluetooth distance: 10 meters

3. Frequency range: 2.4GHz-2.48GHz

4. Operating distance: Up to 10m (free space)

5. Bluetooth profiles: A2DP, AVRCP, HSP, HFP

6. Standby time: Up to 50hrs

7. Working Voltage: DC5V/130MA

8. Charging: cable included (no adaptor)

9. Battery: Built in lithium polymer battery

10.Talk/music playtime: Approximately 2-4 hours

11. Charging time: Approximately 1-2 hours

12. Frequency response: 20Hz-20kHz

13. Operational temperature: -10 to 50°C

Specifications:

[Quality Headphones]XT-11 Magnetic Wireless Bluetooth Earphone

[High Quality]100% New and High Quality

[Applicable products]For iPod,for Video Game,For Mobile Phone

[Bluetooth connection]Bluetooth V4.1, HD Sound quality

[Noise reduction]Hybrid technology vocalism Principle, active noise reduction

[With Microphone]With Microphone, Volume Control Button and Wireless Bluetooth

[Support system]Support all Bluetooth smart mobile phones (for Android, for IOS system) 

12,500Frw