The CS1798 8port USB HDMI KVM Switch is a multipurpose appliance that consolidates access and control of up to 8 HDMI computers from a single USB keyboard USB mouse and monitor console The CS1798 can be cascaded up to three levels to control up to 512 computers all from a single console In addition the CS1798 features multidisplay functionality which enables the use of standard USB cables to stack up to eight switches in a multidisplay installation where each computer is fitted with multiple video cards It allows you to contrast analyse and monitor video output in convenient ways substantially simplifying the working environment Furthermore the CS1798 comes with ATENs onscreen display OSD function which can access any computer connected to the installation it also suggestion OSD confi guration backuprestore to saveback up the OSD settings and restore them as needed The CS1798 provides multimedia keyboard support and is audio enabled You can listen to the audio output of each computer on two sets of speakers on a one at atime basis Features. 8Port USB HDMI KVM Switch. One USB console controls up to eight HDMI interface computers and two additional USB 20 devices. HDMI compatible. Cascadable to three levelscontrol up to 512 computers1. MultiDisplay feature stack up to eight CS1798 units and display video from up to eight monitors. 2port USB 20 hub built in. Computer selection via front panel pushbuttons hotkeys and multilingual onscreen display. Independent switching of KVM and USB focus. OSD BackupRestore featureenables the administrator to back up the switchs configuration and user profile information. Firmware upgradable. Video DynaSync exclusive ATEN technology eliminates bootup display problems and optimizes resolution when switching between ports. Supports widescreen resolutions. Audio enabledfull bass response provides a rich experience for 21 channel surround sound systems. Console audio ports on front panel for easy access. Auto Scan Mode for monitoring a