Color: black, red gold.
Size: 640mm headphone head diameter 12* length 25mm.
Medium size: 58x12x8mm.
Charging time: 1 hour.
Talk time: 5 hours.
Effective distance: 10m
Audio performance: stereo support AAC MP3 SBC.
Frequency response: 2.4 GHZ to 2.4 GHZ

Function:
1. Listen to the phone, support the listening and answering the phone,
2. The voice prompt will be sent to the telegraph number, the final code reply, the full intelligent Chinese and English voice prompt, starting up, matching, and turning off the low power of the phone.
3. The phone has the power to display, you can watch the power of the headset at any time, and don't worry about the power of the headset.
4. Every time the bluetooth headset is turned off, it will automatically return to the phone when it is switched on.
5. Intelligent compatibility: support all mobile phone, tablet, notebook, singing bar, QQ music, movie, etc., all mobile phones.