2 tricolor, backlit buttons Custom labeled, removable button caps 1 bidirectional RS232 port 1 IR emit port Suitable Wallbox, OWB1G/EU.RC2C is ideal for simple, convenient control of small spaces with serial and IR controlled devices such as projectors and displays.Key Features Back Lit & Label Capable Buttons – 2 tri-color, tactile feedback, backlit buttons. Custom Labeled, Removable Button Caps. RS-232 Control Port – Controls a device via serial control protocols. IR Control Port – Controls a device via IR control protocols. Program Control – Program configuration with Kramer K-Config software – supports up to 4 commands per macro and 4 toggling macros per button Keypad Lock-Out – Option for tampering prevention by locking and unlocking of the keypad buttons. Mounting – In-wall, in standard 1 gang US, EU or UK wall junction boxes.