Monoprice BlackbirdTM 4K Series 2-Channel HDMI Audio Extractor Supports analog stereo and Digital Optical S/PDIF (Toslink) audio outputs; Compliant with HDMI, HDCP 1.2, and DVI 1.0; Supports HDMI audio sampling rates up to 192 kHz Supports Digital Optical S/PDIF (Toslink) audio sampling rates up to 192 kHz; Supports stereo analog audio sampling rates up to 48 kHz; HDMI supports high-bit-rate (HBR) audio No HDMI output connection is required to receive audio at the analog and optical outputs; Supports built-in audio EDID switching among 2-channel LPCM, TV (external) EDID, and Bitstream audio (raw digital audio); Supports 4K (3840x2160p) resolution and 3D video signals