RCA AV HDMI to HDMI Converter CoolDigital 3RCA AV CVBS Composite Video L/R Audio or HDMI to HDMI Adapter 1080p with Coaxial Audio and 3.5mm Audio Output Upscale the CVBS signals and the standard definition video format (480i,480p,720p,1080i) to high definition 1080P/720P@50/60Hz output by Scaler up technology; Downscale the high definition 1080P@50/60Hz HDMI signal to 720P@50/60Hz output by Scaler down technology Inputs: HDMI or CVBS. Outputs: HDMI, Digital Coaxial Audio, and Analog Stereo Audio. Convert PAL/NTSC standard into HDMI@50/60Hz; 50Hz HDMI signal into 60Hz HDMI signal, and 60Hz HDMI signal into 50Hz HDMI signal 3.5mm audio output to analog audio amplifier or headphones. Digital coaxial output to digital audio amplifier CVBS/AV+HDMI TO HDMI converter and upscaler adopts new generation and low power consumption digital chip processing, 24 hours non-stop run, stable work