Extracts audio from an HDMI(R) signal & sends it to a separate audio system ; Supports multichannel audio up to 5.1 Surround Sound ; 3.5mm stereo, TOSLINK(R) & RCA digital audio outputs ; Transmits Ultra HD video resolutions up to 3840 x 2160 (4K x 2K) ; Supports uncompressed audio such as LPCM ; Supports compressed audio including DTS(R) & Dolby(R) Digital ; Includes external power supply with NEMA 1-15P plug & 3.5ft cord & owner’s manual;