Cover Shell High Rubber ABS Waterproof

Specification:
Color: Black, Blue, Green, Wine Red (optional)
Bluetooth version: V4.1
Transmission range: 10 meters
Bluetooth protocol: HFP, HSP, AVRCP, A2DP
Power supply: Built-in 420mAh lithium battery
Charging method: Lighting interface charging
Input voltage; current: 4.2V; 0.5A
Audio Interface: 3.5mm
Material: PC + ABS + rubber touch paint