Features:
Bluetooth V5.0 technology: With Bluetooth V5.0 technology, it brings you stable and strong wireless signal transmission.
Simple Operation: The motorcycle helmet wireless headset can be mounted inside the helmet. It can be connected with your mobile phone via Bluetooth. You can answer / reject call,  play / pause music,  control next / previous song, increase / decrease the volume.
Strong Compatibility: Compatible with all Bluetooth-enabled mobile devices.
Voice Prompt & Wireless Bluetooth Call: Voice Prompt function makes you know the working status of the headset. The music would be suspended when there is a coming call and the music will be resumed automatically after the call finish. Wireless Bluetooth call is convenient and safe when riding a motorcycle.
Long Working Time: With built-in 150 mAh Polymer Battery, it offers 8 hours of working time. Standby time is about 160 hours.

Specifications:
Bluetooth Version: V5.0
Frequency Range: 2.4026GHz-2.480GHz
Transmission Distance: 10M (Actual transmission distance depends on environmental factors and mobile phone Bluetooth devices.)
MIC Distance: ≤ 1 meter
Lithium Battery: 3.7V / 150mA
Charging Time: 1 hour
Standby Time: About 160 hours
Continuous Working Hours: About 8 hours
Package Weight: 156g

Package List:
1 x  Helmet Bluetooth Headset
1 x Charging Cable
1 x User Manual