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5
EXTERNAL SPEAKERS
SP-5
Large speaker for good audio
quality.
Input impedance: 4
Ω
Max. input power: 5 W
SP-10
Compact and easy-to-install.
Input impedance: 4
Ω
Max. input power: 5 W
HM-100T/TA
DTMF microphone.
HM-100
Normal microphone.
16
OPTIONS
UT-96 5-
TONE UNIT
Provides 2-tone/5-tone signaling .
UT-105
SmarTrunk II™ Logic Board
Provides SmarTrunk II™ capabili-
ties.
OPC-617
ACC CABLE
Allows you to connect to an exter-
nal terminal.