ViewHD Multi-System PAL or NTSC Analog (Composite RCA AV or S-video) to HDMI Video Converter - Up to 1080p Upscaling - Superior Quality - Dual Voltage (110/220V Worldwide Use) Up-scales PAL or NTSC RCA Composite Video or S-Video Input up to full HDMI 720P / 1080P Output for HDTV Support NTSC and PAL Inputs - NTSC and PAL inputs are automatically detected and adjusted Settings of input signal and output resolution is auto-stored when power on again Composite video and S-Video share the same audio input (RCA whte / red) Input audio is integrated into the HDMI output as well as pass-through to earphones or a stereo receiver