The ServSwitch 2-Port DT DVI KVM Switch from Black Box lets you control two PCs or Macs from a single console consisting of a display, keyboard, and mouse (not included). The ServSwitch carries single-link DVI-D video and USB keyboard/mouse signals. The switch, with emulation for USB keyboard/mouse, supports full DVI at resolutions of up to 1920 x 1200 at 60Hz. It offers hot-key switching and supports stereo audio signal switching for speakers and microphones. Audio channels can be switched independently from USB and video.