SIIG 2 x 1 USB 2.0 HDMI KVM Switch (CE-KV0011-S1) Share an HDTV or display, USB keyboard &amp; mouse and microphone between 2 USB/HDMI computer and devices Provides 2 additional USB 2.0 ports with over-current detection and protection Switch between devices via front push button or hotkey Metal housing for increased RF shielding Supports Dolby True HD and DTS HD Master Audio formats&lt;b