10 OPTIONS
SP-22 EXTERNAL SPEAKER
Compact and easy to install.
Input impedance: 4 Ω
Max. input power: 5 W
HM-100TN
DTMF microphone.
SM-25
Desktop microphone.
UT-109/UT-110 (#02) VOICE SCRAMBLER UNIT
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Allows you to connect to an external terminal.
Allows you to use MAP27 serial interface.
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