The RC−74DL is a 12−button control keypad, with knob and LCD displays. It is a versatile device that connects to powerful control tools: over Ethernet it connects to Kramer's Site−CTRL™, a remote AV control, site management & monitoring system. For extended controlled device capacity it connects to LAN−connected control gateways. For remote keypad control it connects via KNET™ to master room controllers and auxiliary keypads. It flexibly serves either as a standalone room controller, part of multi−units KNET™ system, or part of multi−unit Ethernet system managed by Kramer Site−CTRL™ site management platform. The RC−74DL is ideal for auditoriums and meeting rooms, for convenient control of their complex multimedia systems and other room facilities such as screens, lighting and shades.

• Back Lit & Label Capable Buttons — 12 RGB–color, tactile feedback, backlit buttons. Buttons are grouped in 3 groups, each with it group LCD display.
• Custom Labeled, Removable Button Caps.
• Volume Control Knob with LEDs — Bi–directional rotary dialed digital knob for volume control, with 5 LEDs bar for visual volume level feedback.
• LCD Displays — 3 blue–color and 8 white–characters LCD displays, in 3 button groups, for programmed visual feedback indication and group configured labeling.
• 2 K–NET™ Connectors — Connect to master room controller, and auxiliary keypads for remote keypad control.
• K–NET™ Single Link Connection — Provides a single keypad link cable–connectivity, carrying both power and keypad control communication information.
• 1 RS–485 Bi–directional Control Port — Control devices via RS–485 control protocols.
• 3 RS–232 Bi–directional Control Ports — Control a device via bi–directional serial control protocols.
• 2 IR Emitter Control Ports — Control a device via IR control protocols.
• 2 GPI/O Control Ports — Control a device via general purpose I/O ports, program–configured as digital input, digital output or analog input interface for controlling sensors, door–locks, audio volume and light dimming level, or lighting control devices.
• 4 Relay Control Ports — Control a device via relay contact closure, such as scrolling up and down screens, drapes, shades, and blinds.
• IR Sensor Port — Learns commands from IR remotes.
• Program Control — Program configuration with Kramer K–Config software.
• Kramer Site–CTRL™ Compatibility — For network management and remote control over the Ethernet port.
• Keypad Lock–Out — Option for tampering prevention by locking and unlocking of the keypad buttons.
• Mini USB Port — For uploading configuration files, setting the K–NET™ ID number, and powering the device during configuration.
• Mounting — In–wall, in standard 3 gang US wall junction boxes.
• Easy Installation — Fits to standard in–wall boxes for simple and cost–reducing installation.