Fully compatible with USB specification the KVM - 607 Switch box is a combination of Keyboard Video Mouse switch and a USB peripheral sharing device.It is possible to control up to 2 PCs G3 G4 Macs or iMac from 1 USB keyboard 1 USB mouse and 1 monitor. Its peripheral sharing function enables sharing of other USB peripherals among connected computers.Switching between computers is easy as pressing the push button. There is no interface card and software to install and is independent of the computer operating system. Specification Manage 2 PCs G3/G4 Macs or iMacs from one USB keyboard USB mouse and monitor. 2 computers share up to 3 or 4 different USB peripherals. Front panel push buttons for easy computer selection. No drivers needed for keyboard and mouse operation. Supports keyboard and mouse plug-and-play. High VGA resolution of 1920x1440 Buzzer sound for computer switching conformation Activate Auto Scan by pressing front buttons Selectable Scan Time interval Saves time space equipment and power. USB self-power operation. No software required.