DVDO HDMI-KVM-41 HDMI 2.0 KVM Switcher - 4 x 1Connect HDMI 2. 0 displays and USB devices with this 4 x 1 HDMI 2. 0 KVM Switcher from DVDO. Four HDMI inputs with corresponding USB 2. 0 Type B host ports connect to the host PCs. Three USB Type A outputs connect USB devices like cameras, keyboards, and mice to the switcher. All of the connected devices can then be output at up to 4K resolution to a single HDMI port for display. A 3. 5mm microphone input adds audio transmission to the switcher's