Specifications

speakers
College campuses, commercial and industrial complexes, government facilities, military
bases, municipal district, local schools and even cities have a great need to be able to com-
municate with the public in the event of an emergency, public events or festivals. These
accessories can help you get the word out.
HSN4020B External Speaker for MARATRAC A2 and A3 models
HSN4021B External Speaker for MARATRAC A5 and A7 models
SPEAKERS FOR SIREN
TDN6251A Siren Speaker, round with chrome finish
TDN6252A Siren Speaker, rectangular with chrome finish
TDN6253A Siren Speaker, rectangular with grey finish
TDN6254A Siren Speaker, round with grey finish
control heads
Mount your choice of control head anywhere in a vehicle for more convenient installation
and maximum ease of use.
BASIC CONTROL HEADS
HCN1089A VHF, UHF A7 Advanced Control Head
HCN1090A Lowband A7, 99-channel Advanced Control Head with Adjustable
Squelch Control. For use with radios shipped since 10/94.
HCN1051A Hand Held A5 Control Head
Front and Rear Control Head Kit
Front and Rear Control Head Kit includes auxiliary handset, hang-up cup, control box and
power voice speaker. Requires control cable.
HLN1398A Front and Rear Control Head Kit
Requires one of the following control cable sets.
CONTROL CABLES SETS
YKN4228A 17 Foot Front and 40 Foot Rear Control Cable
YKN4230A 17 Foot Front and 80 Foot Rear Control Cable
YKN4229A 25 Foot Front and 40 Foot Rear Control Cable
alarm accessories
External Alarm Relay Accessories
These External Alarm Relay accessories can help provide
extra protection from radio theft and tampering. Horn
and Lights are not independently selectable on low band
models.
HKN1015A External Alarm Cable and Relay,
VHF and UHF - For Horn and Lights
HLN9368A External Alarm Cable and Relay,
Low Band - For Horn and Lights
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HSN4020B
External Speaker
TDN6253A
Siren Speaker
TDN6254A
Siren
Speaker