2. Easy to control. 3. Built-in 180mAh lithium battery, through the micro-USB cable (not included) charging. 4. Operation time: up to 16 hours (built-in battery) Music player. 5. After pairing, when the next time you change your Bluetooth, the unit will automatically pair with Bluetooth. 6. Compatibility: Car stereo, stereo / speakers, headphones, etc. With 3.5mm stereo input jack. 7. Support for iPhone, iPad, mobile phones, laptops and other Bluetooth devices.
 
