. Bluetooth version: Bluetooth 4.1+EDR
Chipset: ND4.1
Frequency: 2.4GHz
Battery: 60mAh
Standby time: 180 hours
Charging time: 30 hours
Music time: 5 hours
Connected distance: 15m
Color collocation: golden & black, golden & white, silver & black,
silver & white, pink & white
Accessories: USB cable, instruction book and two set of earcap (big and small)