36
12
OPTIONAL HEADSET CONNECTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
D OPC-499 (HEADSET ADAPTER) connection
When using a headset (3rd party products) with the OPC-499 HEADSET ADAPTER, your transmitted voice is sent to the headset
for monitoring. See “n Side tone function” (p. 11) when setting the side tone level.
PTT
OPC-499
Transceiver
PTT switch
HEADSET
(Purchase
separately)
Use a PTT switch with a 3.5 mm
(
1
⁄
8
inch) diameter plug, if
required.
NOTICE!
Some headsets do not work properly when used with the
IC-A15/S.
Ask your dealer for details about headsets compatible with
the IC-A15/IC-A15S.