4World Converter DVI+Optical Audio+Coaxial Audio To HDMIconverter allows combination of digital video and digital audio in to HDMI encodes digital audio to HDMI video input: DVI-I audio input: Digital Audio Toslink and Coaxial output: HDMI (Digital) audio output: Digital Audio Toslink and Coaxial supports HDTV resolutions up to 1080p Power LED indicator HDMI 1.3b compatible HDCP compatible video resolution: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p support uncompressed audio formats such as LPCM support compressed audio formats such as DTS Digital, Dolby Digital Video Amplifier Bandwidth: 2.25Gbps/225MHz Easy Installation Plug and Play