Napco Gemini Designer Keypad GEMC-BK1 COMMERCIAL SECURITY SYSTEM. Used but in good working condition tested only with power, was removed from a working environment. Comes with 4 resistors. From manufacture: The GEMINI 4 wire bus GEMC-BK1 keypad is compatible with the NAPCO GEMC-Series control pan-els (for Commercial and Residential Burglary installa-tions). See Installation instructions (WI1653) for more information. Note: Do not install classic Gemini "RP" series keypads or Gemini "K Series" keypads within a GEMC-Series system. NOTE: requires GEMC-BM or GEM-C-BM/PS module For seller item location: D6
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