Battery: Lithium polymer 560mAh (4-6 hours of music playback) Bluetooth: Bluetooth 4.1 Music player: No specific app required. You can use your own music player. Navigation: Voice guidance is available from your smartphone or navigation system. Size: 123mm x 61mm x 23mm
Connector: bluetooth Size: 123mm x 61mm x 23mm Battery type: Lithium Polymer
