Kramer Electronics RC-IR1 RC-IR1 is an infra-red wireless remote control for most Kramer RS-232 controllable switchers. The transmitter and receiver can switch up to 96x96 inputs and outputs. Transmitter - IR Output. Receiver - Converts IR input to RS-232 output. Memory Locations - Store up to 99 multiple switches as presets to be recalled and executed when needed.