Sena R2 User Manual

R2 Smart Road Cycling Helmet | 23
7 BLUETOOTH INTERCOM
7. 2 Last-Come, First-Served
The intercom pairing queue is Last-Come, First-Served. If a
Bluetooth system has multiple paired Bluetooth systems for intercom
conversations, the last paired Bluetooth system is set as the First
Intercom Friend. For example, after the pairing procedures listed
above, Bluetooth system (D) is the First Intercom Friend of Bluetooth
system (A). Bluetooth system (C) is the Second Intercom Friend of
Bluetooth system (A), and Bluetooth system (B) is the Third Intercom
Friend of Bluetooth system (A).
Intercom Pairing Order Last-Come, First-Served
A
B
YOU
A
B
YOU
Intercom
Friend1
A
B
C
YOU
1
2
A
C
B
YOU
Intercom
Friend1
Intercom
Friend2
A
B
C
D
YOU
1
2
3
A
D
C
B
YOU
Intercom
Friend1
Intercom
Friend2
Intercom
Friend3

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