Features:
Designed for safer and easier riding with remote operation capabilities for cell phone calls, stereo music playback, and FM radio.
Equipped with advanced CSR BT chipset and built-in headphone amplifier for improved talk and music experience.

Specifications:
Bt Chipset Version: 4.1 Edr Csr8635Bt
Battery Capacity: 450 mah
Charging Voltage/Current: Dc 5V/190Ma
Frequency: 2.4 Ghz
Amplifier: Ht4832Sq
Working Time: Approximately 10 Hours
Mobile Phone Distance: 50 Meters

Package Includes:
1 x Qtb35 Motorcycle Helmet Bluetooth 4.2 Headset Low Power