ViewHD Multi-System HDMI / Composite AV Input to HDMI 720P/1080P Output Video Converter - Support Bi-directional Conversion Between PAL and NTSC- Superior Quality - Dual Voltage (110/220V Worldwide Use) HDMI 720p / 1080p Output for NTSC or PAL High Definition Display Support CVBS (AV, Composite Video) Input format: 480I(NTSC)/576I(PAL); no AV output Support PAL/NTSC HDMI Input Format: 480I/576I/480P/576P/720P@50_60Hz/1080I@50_60Hz/1080P@50_60Hz 3.5mm audio output: Connect to analog audio amplifier or headphones input interface Digital coaxial output: Connect to digital audio amplifier