CI-550 Emergency vehicle intercom
CI-800 Dual radio emergency vehicle intercom

CI-611 Driver/officer dual radio selectable jack box
CI-640 Medic crew jack box
CI-601 Driver/officer jack box with red PTT switch
CI-635 Crew dual box, no transmit
CI-600 Driver/officer transmit position jack box
CI-625 Crew box, no transmit
CI-PP Pump panel outside jack module

CobraA1 Premium noise cancelling mic cartridge for Cobalt headsets.
M70 Non-preamplified electret mic cartridge is used with Cobalt headsets for most portable radios, wireless telephony and many wireless intercoms.
M65 Pre-amplified electret mic cartridge is standard mic used on Cobalt vehicle intercom headsets and Cobalt headsets for connection to mobile radios.
Dynamic Dynamic mic cartridge is used with certain mobile radios that do not provide bias voltage and certain wired and wireless intercoms.

CI-S2100 series 1/4" GP plug for Sigtronics, Setcom intercoms
CI-S2110 series 3/16" GP plug for old style David Clark intercoms
CI-S2121 series 5 conductor Nexus type plug for Firecom PTT
CI-S2122 series 5 conductor Nexus type plug for Firecom crew
CI-S2130 series 1/4" military type plug for David Clark intercoms
CI-S2140 series 4 conductor Nexus type plug for David Clark, Sigtronics intercoms

WSL-2 Windscreen for muff headsets
ECC-2 Washable cloth ear seal cover
ES2G Gel filled ear seals
ES2 Foam ear seals
M65 Mic cartridge, electret preamped
M70 Mic cartridge, electret non-preamped
M101 Mic cartridge, dynamic boom mount
P4032 Flex boom, dynamic mic
CI-FS Foot switch for hands free transmit
CI-HH Headset hangers

CI-0441 thru -0446 Extension cables jack box to intercom
CI-0434 Y-splitter for jack box
CI-0515 Box w/single remote PTT
CI-0520 Box w/dual remote PTT