The Monoprice Blackbird 4K Series Audio Inserter allows you to insert stereo or multichannel surround sound audio signals through a digital Toslink or an analog 3.5mm input; giving you the ability to add digital or analog audio to an HDMI video signal. It supports 2-; 5.1-; and 7.1-channel LPCM; Dolby 5.1; DTS 5.1; Dolby Digital Plus; Dolby TrueHD ; DTS-HD Mast Audio formats. The Blackbird 4K Series Audio Inserter is fully compliant with the HDMI and HDCP 1.2 standards to ensure compatibility with equipment and components. Features: Compliant with HDMI ; HDCP 1.2; and DVI 1.0 standards Supports HDMI audio sampling rates up to 192 kHz Supports Digital Optical S/PDIF audio sampling rates up to 192 kHz Supports external Digital Optical or Analog audio replacement for HDMI audio signal HDMI supports High-Bit-Rate (HBR) audio Supports DVI conversion with DVI to HDMI adapter Supports CEC pass-through Supports 4K resolution and 3D video signals Support Files: User s Manual (Dec 18; 2015)