Sena SF4 User Manual

SF Series
28
8.2.2 Ending Three-way Intercom
You can completely terminate the conference intercom or just
disconnect an intercom connection with one of your active intercom
friends.
1. Press the Center Button for 3 seconds until you hear a beep to
terminate three-way conference intercom completely. It terminates
both intercom connections with (B) and (C).
2. Tap or double tap the Center Button to disconnect intercom
connection with one of the two intercom friends accordingly. For
example, by single tapping the Center Button, you can terminate
the intercom connection with just the rst intercom friend (B).
However, you still have the intercom connection with your second
intercom friend (C).
Center Button Operation Result
Press for 3 seconds Disconnect (B) & (C)
Single tap Disconnect (B)
Double tap Disconnect (C)
End Three-way Intercom
3. You (A) can call the second intercom friend (C) by double tapping
the Center Button, or the second intercom friend (C) may join the
intercom by making an intercom call to you (A).
(A)
(B)
FirstFriend SecondFriend
(C)
4. Now you (A) and two SF4 intercom friends (B & C) are having a
three-way conference intercom.
(A)
(B)
FirstFriend SecondFriend
(C)

Sena SF4 Specifications

General

FM radio	Yes
Sample rate	48 kHz
Maximum range	1200 m
Bluetooth version	4.1
Channels quantity	4 channels
Bluetooth profiles	A2DP, AVRCP, HFP, HSP
Preset stations quantity	10
Operating temperature (T-T)	-10 - 55 °C
Certification	CE, FCC, IC
Product color	Black, Grey
Charging time	1.5 h
Quantity	1
Cables included	AC, USB

Weight and Dimensions

Depth	16.6 mm
Width	73.3 mm
Height	38.7 mm
Weight	35 g