SIIG 4-Port DVI Dual-Link Smart Console Switch with USB 3.0 Multi-Media, Dual Link DVI USB KVM Switch with USB 3.0 Hub & Audio, 4 Port Dual Link DVI KVM Switch with Audio/ Hotkey / Manual Switching, 3840 x 2160 30Hz, 4K 30Hz

SIIG 4-Port DVI Dual-Link Smart Console Switch with USB 3.0 Multi-Media - Dual Link DVI USB KVM Switch with USB 3.0 Hub & Audio - 4 Port Dual Link DVI KVM Switch with Audio/ Hotkey / Manual Switching - 3840 x 2160 30Hz - 4K 30Hz - USB-A 5Gbps - Metal housing - ESD protection - OS independent works with Dell Lenovo HP - 3 year warranty - KVM Cable included - TAA Compliant. Allows you to control four computers using one keyboard and mouse, DVI-D Dual Link, USB 3.0 ports, microphone input, and stereo audio output ; Control up to four computers with DVI-D Dual Link video system via one keyboard, mouse, and display ; Compatible with DVI-D Dual Link resolutions 2560x1600 @60Hz / 3840x2400@33Hz ; Features Auto-EDID detection for easy display detection ; Easy system selection via front panel selection button or user programmable keyboard hot-key commands ; Comes with 2 USB 1.1 ports for keyboard and mouse connection, and 4 USB 3.0 ports. Connect multiple USB peripherals such as flash drives, printers and more simultaneously ; Includes 3.5mm jack for microphone input and stereo speakers/headphones ; Auto-scan feature for quick browsing and system monitoring ; Firmware upgrade feature via Micro USB port for future compatibility ; Plug-n-play, no driver installation . Compatibility Notes: ; Not DDM fast switching compliant