VGS-1 Voice guide/Storage unit Discontinued model Optional Modules, Units, Brackets and Kits DFK-3DRemote Mounting Kit For Front Panel (3 M cable)DRU-3ADigital voice recording unitKAP-2Horn Alert/PA UnitKAT-1HF Automatic Antenna Tuner (Single wire output - 100 Watt max)KCT-22Remote Control Cables - KCT-22M/M2/M3 = 8/17/25 feet longKDI-03DIN-size Mounting BracketKDI-05Single DIN In-Dash Installation KitKRK-5Panel Separation Kit (Requires KCT-22M, 22M2 or 22M3)KRK-10Control HeadKRK-14HControl Head Interface KitKRK-15BControl Head Remote KitKRK-18HControl Head Interface KitKRK-19BControl Head Remote KitKWD-AE21 NEXEDGE AES/DES Encryption ModuleNEXEDGE AES/DES Encryption ModuleKWD-DE21 NEXEDGE DES Encryption ModuleNEXEDGE DES Encryption ModuleKXK-3MNEXEDGE High Stability OCXO Module (0.5ppm)KXK-3M2NEXEDGE High Stability OCXO Module (1.0 ppm)PG-4ZPanel Extension Kit (4 metres)PG-5FPanel Extension Kit (4 metres)PG-5JInterface Kit for RC-D710RC-D710Control Panel with Built-In TNCRC-2000Mobile controller kit for TS-2000SO-3TCXO (Hi-stability crystal controlled oscillator)UT-2023 cms module for TS-2000VS-3Voice Synthesizer