P9 Wireless Stereo Headphone

P9 Air Max Wireless Stereo HiFi Headphone Bluetooth-compatib Music Wireless Headset with Micphone Sports Earphone HiFi Earphones
Specification:
Type: Headphones
Transmission distance: 10m
Battery capacity: 400mAh
Sensitivity: 105±3db
Speaker diameter: 40mm
Playing time: about 10h
Standby time: about 120h
Charging time: about 2h
Built-in microphone: YES
TF Card:Support
Charging port: USB
Song switching: Support (short press the function key)
Volume adjustment: Support (long press the function key)
Answer the call/hang up the call: Support (short press the function key)
Audio I/O interface:Support
Package:
1 x P9 Bluetooth Headphone
1 x Charge cable
1 x Manual