Apple computers or compatible video sources with Mini DisplayPort Thunderbolt to Composite Video and S-Video Converter allows high resolution device with DisplayPort interface to be displayed on TV Output RCA Composite Video S-Video Analog Stereo Audio with LED indicator TV system NTSC for US and Canada Mini DisplayPort Resolution 640x480at60Hz 800x600at60Hz1024x768at60Hz 1280x768at60Hz 1280x1024at60Hz One Year free replacement Manufacturer Warranty from J-Tech Digital