Mini Wireless Bluetooth Earphones V4.0 HD Mic Handsfree For iPhone XiaoMi Phone Music
1, B1 smart headset Bluetooth is a CSR4.0 popular wireless Bluetooth headset. Built-in HD microphone and music stereo for 99% Bluetooth devices anywhere in the world.
2. You can get an amazing communication device that works on your smartphone just like a mobile phone. It is a very neutral earphone product with excellent wearing comfort and sound to ensure people listen to the demand for popular music.
3. Whether it is a comfortable Bluetooth headset, enjoy beautiful music and sports partners, it is the best and the latest products for yourself and your friends! It can be said that it is a must-have sports headset for the street.
Control button: play / pause / call / receive
Call time: 7 hours
Standby time: 120 hours
Music time: about 6 hours
Supported formats: MP3, MP4, WMA WAV
Support system: IOS / Android / Window
Mini USB input
Bluetooth version: V4.0 + CSRChip
Built-in lithium battery (charge via USB)
Built-in microphone hands-free phone
Can receive calls on any phone
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