1. 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. Standby time: Up to 48 hrs
6. Charging: USB cable included (no adaptor/ Charging head)
7. Battery: Built in lithium polymer battery
8. Frequency response: 20Hz-20kHz
9. Operational temperature: -10 to 50°C
Package Content :
1 x Bluetooth Headset
1 x USB Charging Cable
1 x User Manual
Bluetooth Earphone connection instructions:
1. Check whether the product can be turned on normally after receiving it. (Press the power button for 5 seconds or so until the red and blue lights flicker, then the power can be turned on successfully.)
2. After booting up, Bluetooth of the mobile phone is turned on and searched for Bluetooth option of Bluetooth headset for Bluetooth connection.
3. after connecting, you can play video or APP music to verify whether the connection is successful.
If the above operation is not feasible, first it is recommended to Bluetooth headset charging，haveare other questions, you can contact customer service inquiries.