This is an EDID emulator compatible with HDMI 2.1. It contributes to improved stability, such as when connecting an AV amplifier and a PC. A Sanwa Supply HDMI 2.1 compatible extension cable is also included. LINDY 8K@60Hz EDID Emulator (Model Number: 32119) 2.1 Standard Compatible, Learning Function, Reset Function, Virtual Monitor, Display Emulator, HDCP, CEC, HDR compatible HDMI 【HDMI 2.1 Compatible】Supports ultra-high resolution up to 8K@60Hz 【Equipped with Learning & Emulator Function】Records and reproduces arbitrary EDID information 【With Reset Function】Easy restoration to factory settings 【Virtual Monitor Function】Maintains PC screen output even without a monitor 【Wide Compatibility】Supports 3D, HDCP, CEC, and HDR 【No additional power required】Direct power supply from HDMI devices 【Overwrites and saves EDID information】Saves only the last learned EDID Optimizing PC, gaming, and streaming environments! For those using dual monitors (to prevent settings from being lost when disconnected) For those using capture boards (to stabilize HDMI connections)