ROCKBROS Smart bluetooth Helmet Audio Riding Bicycle Bell Speaker Hands Free Phone Call

ROCKBROS Smart bluetooth Helmet Audio Riding Bicycle Bell Speaker Handsfree Phone Call Voice Navigation
Specification
Brand: ROCKBROS
Color: Black
bluetooth: 2.0+
Support for APP: Android 2.3+
Charging time: About 1 hour
Size: Show as the picture
Operating voltage: 3.4-4.3V
Working current: ≤50mA
Working temperature: -20℃-50℃
bluetooth connection distance: 25m
Waterproof: IP54
Battery: 400mAH polymer lithium battery
Audio frequency response: 120Hz-12KHz
Audio distortion: ≤1%
Audio signal to noise ratio: ≥60dB
Audio output power: 3W
Functions
bluetooth connectivity,support for android and IOS.
Handsfree answer phone.
Music player.
Voice navigation.
Voice search.
APP support,for android.
Features
Multifunctions,can use for bike,car,helmet etc.
Recommended use for riding,running,climbing and so on.
With velcro and shockproof sponge,easy to use.
USB charging,one hour time full charging,82 hours standby.
Lightweight,small body,large energy.
If you want to know more about it,let’s see the following page!
Warning
1. Not includes USB cable,you can charge it use your own android USB cable.
2. bluetooth Support for Android 2.0+ and IOS 2.0+.
3. APP only support for android 2.3+,not support for iphone.
4. Voice functions only support for Android system.
Package includes
1 x Helmet speaker
1 x Pair of velcro
1 x Shockproof sponge