Features: Bluetooth 4.2 chip, which can perform wireless online chat and is compatible with all functions of mono Bluetooth headset. It can be connected to the computer USB interface to charge, can be paired with a Bluetooth mobile phone, can be used as a hands-free headset. Designed in a rear-mounted style, you can enjoy music and carry it easily. You can fold it when not in use. 32G comes with memory to play songs, built-in 365 songs, support TF card playback. The new sixth-generation CVC noise reduction, adjustable volume and previous song, next song, support for third-party calls. Chinese voice status prompt, support for QQ, for WeChat, for SKYPE, video voice, navigation voice, caller ID. Specification: Material: ABS Color: Black, Black Yellow(optional) Bluetooth Standard: V4.2 Support Mode: HSP, HFP, A2DP, AVRCP Transmit Power: Class2 Frequency Range: 2.4026GHz-2.480GHz Transmission Range: Approx. 10m/32.81ft Charging Time: ≤3hours Talk Time: ≥6hours Playing Time: ≥5hours Standby Time: ≥120hours Support FM Music Playback: 87.5-108MHz Battery Capacity: 210 mAh Support TF card music player Package List: 1 x Earphone 1 x Charging Cable 1 x A Bag of Earbud Cover 1 x Instructions 1、Bluetooth 4.2 chip, which can perform wireless online chat and is compatible with all functions of mono Bluetooth headset. 2、It can be connected to the computer USB interface to charge, can be paired with a Bluetooth mobile phone, can be used as a hands-free headset. 3、Designed in a rear-mounted style, you can enjoy music and carry it easily. You can fold it when not in use. 4、32G comes with memory to play songs, built-in 365 songs, support TF card playback. 5、The new sixth-generation CVC noise reduction, adjustable volume and previous song, next song, support for third-party calls.