3  Overview 
The RC-76M and RC-712M are six and twelve−button configurable room  
controllers for multimedia rooms. They control audio components, video 
components and other room facilities such as lights and screens. They are 
designed to be installed in compatible Merten System M on-wall boxes (frame and 
housing). 
RC-76M/RC-712M features: 
  6/12 configurable buttons - RGB backlit, front panel buttons, configured 
using the K−Config configuration software 
  1 GPI/O port that can be configured by K−Config configuration software as a 
digital input, digital output or analog input for interfacing with a variety of 
devices such as sensors, switches, LEDs, or relays 
  Kramer Site-CTRL compatibility for network remote control and management 
over the Ethernet port 
  2 bidirectional RS-232 ports for the control of AV equipment such as 
projectors, LCD and PDP displays, power amplifiers, switchers and scalers 
  2 relay contact closure ports for the control of other room items related to an 
AV system, such as, raising and lowering drapes, a screen or a projector 
  2 IR control ports with an IR learning receiver on the front panel that learns 
commands from any IR remote 
  1 RS-485 port  
  A K-NET™ control channel that connects compatible user interfaces, 
supplies power and controls data over a single cable 
  A USB port located on the front panel to connect to a computer for firmware 
upgrade or for uploading the configuration file 
  Flexible control - via Ethernet and K−NET  
  Wall Plate Size - 2 gang EU, Merten compatible