Bluetooth 2.1 Stereo Transmitter for iPhone, Samsung, HTC, Sony, Google, Huawei, Xiaomi and other Smartphones, Function Range: 10meters (Black) Tag-For Lenovo Headphone battery: 40mAh lithium battery

Headphone battery: 40mAh lithium battery

Music time: 3-4 hours

General Compatible with Huawei:  Y625

tilt and zoom can be used to pan

The air outlet is reserved at the bottom

Bluetooth 2.1 Stereo Transmitter for iPhone, Samsung, HTC, Sony, Google, Huawei, Xiaomi and other Smartphones, Function Range: 10meters (Black) Tag-For Lenovo Headphone battery: 40mAh lithium battery1) Compact size. 2) Enable your speaker with Bluetooth function. 3) Plug and play, no need installation. 4) Works with the speaker which has 3. 5mm line in jack and play music from Bluetooth A2DP enabled mobile phone and other Bluetooth A2DP audio devices. Specification: 1) Bluetooth V2. 1+EDR 2) Bluetooth profiles: A2DP, AVRCP 3) Range: 10 meters 4) Rechargeable 80mAh Li polymer battery 5) Frequency response: 2. 4GHz 2. 4835GHz 6) Receiving