Sena M1

Bluetooth: 4.1
Intercom: 4 Riders
Intercom Range: 900 meters (0.5 miles)
Colors: Matte Black, Matte White and Matt Gray
Sizes: Medium and Large
Safety: In-mold polycarbonate helmet shell with EPS liner and Taillight
Audio: Noise Cancellation Speakers and Mic
Battery Life: 11 -18 hours (varies based on LED use)
Charging time: 2.5 hours
Weight: 430g (0.948 lbs)
Warranty:

• Electronics: 2 years
• Helmet Integrity: 2 years