2. Built-in DSP, bilateral stereo, high sound quality.
3. With CVC noise reduction, it can accept audio from mobile phones, laptops and other Bluetooth devices. After pairing with PC Bluetooth DONGGLE, it can play various audios of the computer, and can also be used for voice chat to realize social software such as wireless QQ, WeChat, MSN, SKYPE.
4. With a call function, you do not need to hold your phone, release your hands.
5. Built-in 210mAh lithium battery, charging method: power adapter output (DC 5V), standby time: about 10 days, continuous call duration: about 6 hours, continuous playback duration: about 8 hours (DJ about 4 hours).
One: the middle button is on/off, incoming call answering/hanging/switching, play/pause, prompt voice switching.
1. Press and hold for 3 seconds to turn it on, press and hold for 5 seconds to shut down. If it is not connected to the device within 5 minutes after booting, the headphone will be turned off.
2. Double-click the button when the Bluetooth is not connected at boot, and the Chinese and English languages switch.
3. When you are on the phone, short press to answer. Double click to hang up.
4, during the call, long press 2 seconds to switch the phone to the phone to answer, short press to hang up.
5. When connecting the mobile phone, double-click the answer button to redo the last number.
6. Short press play while listening to music, then press pause briefly.
Two: The two buttons are volume + / -, the previous song, the next song, short press for the up/down song switch, long press the volume to increase / decrease.