Waterproof Bluetooth Earphone ?C Wireless, Long Standby (Silver Blue)

100% brand new and of high quality
Designed for remote operations for mobile phone calling stereo music playing and FM radio.
Advanced CSR BT chipset and the integrated headphone amplifier inside provide a better experience of phone calling and stereo music.
The delicate, small and waterproof design makes it be a good companion on your riding journey.
Compatible with all BT enabled devices for stable connection.
Easy for install and operation.
Package include:
1*headphone
1*MIC and trumpet
3*inside pastes
1*fixed clip
1*screwdriver
2*screws
1*charging cable
1*manual
Specifications:
Color: blue, black
Frequency: 2.4GHz
Bluetooth: 4.1+EDR
Mobile phone distance: about 50m
Charging voltage: DC5V
Charging current: 190mA
Waterproof: IP54
Battery: built-in 450mAh Li-ion battery
Working duration: about 10h