With the ServSwitch Jr KVM Switch you can access up to eight IBM PC/AT or PS/2 type CPUs with a single monitor, PS/2 or PC/AT keyboard, and PS/2 or serial mouse. ServSwitch Jr. supports a variety of video resolutions (up to 1600 x 1280). It also fully supports Microsoft IntelliMouse and with the ServSwitch Jr. Chip (KV99JR), the 2- and 4-port models support wheel and five-button mice. The chip also enables flash upgrades as well as upgrades to 2- and 4-port R2 models.