... feature1. Car model speaker, portable speaker with high quality voice;2. Compatible with iPod, iPhone, iPad, smartphones, MP3/MP4 ... Bass, multi-color selectable;5. External good quality rechargeable lithium battery;6. Digital MP3 player with TF card / USB Drive ... batteryAccessories 1. USB, DC cable charge power;2. External rechargeable lithium battery;3. 5c Battery box;4. USB MINI charging line, 3. 5 ...