Sena R2 User Manual

R2 Smart Road Cycling Helmet | 15
3 GETTING STARTED
3.5 Checking the Battery Level
Instruction is for when powering the Bluetooth system on.
Powering On
=
1s
HOLD
=
=
=
Note:
• The battery performance may be reduced over time with usage.
• Battery life may vary depending on conditions, environmental
factors, functions of the product in use, and devices used with it.
3.6 Volume Adjustment
Volume is set and maintained independently at different levels for each
audio source, even when the Bluetooth system is rebooted.
Volume Up
=
1x
TAP
Volume Down
=
1x
TAP

Sena R2 Specifications

General

Certificates	CE, FCC, IC
Bluetooth Version	Bluetooth 4.1
Intercom Range	900 meters (open area)
Operating Temperature	-10°C to 55°C
Charging Temperature	0°C to 45°C
Profiles	HFP, HSP, A2DP, AVRCP