The GC-RG1 is an IR receiver able to capture IR frequencies from 30KHz to 72KHz. The GC-RG1 is intended for use with the GC-IRE to capture and digitize IR signals. The GC-RG1 employs a 6ft 3.5mm cable for easy installation and connection to the GC-IRE. No power supply is needed when used with the GC-IR.