C2G/Cables to Go 41164 Agile RCA Audio/Video RF Modulator Programmable universal modulator that distributes audio/video over RF systems Allows a Composite Video with RCA Stereo Audio device to be displayed through an RF channel Programmable NTSC channels: CATV 64 ~ 94, 100 ~ 125, UHF 14 ~ 69 Features an antenna pass through 1 Year Warranty