DESCRIPTION
AdderView Pro 4-Port KVM Switch, Dual VGA Monitor, True USB Emulation. (Video, Audio & USB Connection Cables Sold Separately).
The AV4PRO-VGA-MS is designed to enable four multihead computers to be controlled from a single high resolution KVM console using high definition analog VGA video links. The switch makes use of Adder's True Emulation technology which enables USB HID devices to be continuously emulated to each computer. This unique technology enables instantaneous and reliable hotkey switching whilst also supporting the extra keys and features of enhanced keyboards and mice. Furthermore, the AdderView includes two independently switchable USB 2.0 channels and an audio channel, giving the user the flexibility to attach selected peripherals to different computers. Models are available supporting single, dual, triple or quad head VGA computers.
Examples of switching flexibility on the AV4PRO-VGA-MS. Diagrams show the switching of connected devices across all connected computers and the selection of all connected devices to a single computer.

Extended DDC EDID profile
Ensures that the graphics card is always optimized to work with your screen
High resolution video
VGA capabilities enable users to work at very high resolutions including WUXGA (1920 x 1200) or (1920 x 1440)
USB True Emulation
USB 2.0 enables connection to any USB human interface device from mice and keyboards through to graphics tablets, jog shuttles, joysticks and 3D explorers
Independent USB device selection
Switching options enable the operator to use the keyboard and mouse on one computer whilst the USB peripherals are connected to other ones
Channel selection options
Switch using selectable keyboard hotkeys, three button mice or the front panel controls, or add a RC4 remote
Broad USB 2.0 HID Support
A range of USB devices can be connected, including printers, scanners, and non-standard human interface devices
‘Options’ port for control, synchronization and upgrade
Port allows remote switching using simple ASCII codes; units to be switched in synchrony to create a multi video head switching system; and firmware upgrades, all through the same port