This smart cycling helmet with bluetooth has functions of wireless phone APP connectivity， light control， music playing， hands-free calls， walkie-talkie， emergency call， photo shooting， etc. You can control the helmet freely with bling jet and APP.

Features:
This smart cycling helmet with bluetooth has functions of wireless phone APP connectivity， light control， music playing， hands-free calls， walkie-talkie， emergency call， photo shooting， etc. Find the "LIVALL" APP from Google Play Store (The APP suits Android 4.3 above and iOS 7.0 above cellphones).
Cycling safety colored tail light function LED indicates L or R to remind drivers for keeping their distance for safety at night or in dim environment， there is no time delay between the button and the lights.
Walkie-Talkie function helps you talk with your companion and built-in 39db microphone and stereo 2 * 0.5w bluetooth speakers enable you to make phone calls whenever you need.
Safety emergency call function make sure you can get help in time in case you fall with built in a 3-axis G-sensor device in the helmet.
Music playing function helps you enjoy music with built-in bluetooth speakers and photo shooting function helps you record the beautiful scenery along the way.
Soft and detachable lining allows for comfortable wearing experience and effectively resists the impact.
Rotary actuator can adjust head circumference to fit your head and 24 vents bring cool air in and flush warm air out， well-ventilated.

Bling Helmet:
Material: PC + EPS
Bluetooth: BT 4.0 + HFP / HSP / A2DP
Speaker: Stereo 2 * 0.5W
Mic: - 39db microphone
Tail Light: 8 + 6 color LED
Buttons: Start up(play， pause， power off)， Volume +(next song)， Volume -(previous song)
Charging Port: Micro USB
Electricity Parameter: DC 5V / 0.5A
Battery Capacity: 3.7V / 380mAh(1.4WH)
Charging Time: approx. 1.5 hours
Battery Life: Max. 10 hours
Standby Duration: Max. 180 days
Head Circumference: 54 - 62cm / 21.26 - 24.41in
Inside Size: 21 * 17.3 * 12.5cm / 8.27 * 6.81 * 4.92in

Bling Jet:
Material: PC + Silicone
Bluetooth: BLE 4.0
Wireless Distance: Max. 10m
Buttons: Four direction buttons， confirm， intercom， photos
Charging Port: Micro USB
Electricity Parameter: DC 5V / 0.3A
Battery Capacity: 3.7V / 120mAh
Charging Time: approx. 2 hours
Battery Life: 100 hours
Standby Duration: 180 days
Application: All bicycles
Size: 5.5 *3.8 * 3.2cm / 2.17 * 1.5 * 1.26in

Specifications:
Color: Black / White / Blue / Red / Yellow(optional)
Package Size: 29.5 * 24 * 19cm / 11.61 * 9.45 * 7.48in
Package Weight: 853 - 876g / 30.09 - 30.9oz

Package List:
1 * Smart Cycling Bling Helmet
1 * USB Cable
1 * Bling Jet
2 * User Manual (English)

Notes:
1.Please allow 1 - 2cm (0.4 - 0.8") differences due to manual measurement， thanks.
2， The listing just includes 1 bling helmet， 1 USB cable， 1 bling jet and 2 user manuals only， other items(if any) are Not included.