Add two RS232 serial ports with COM retention to your laptop or desktop computer through USB USB to Serial USB to RS232 USB to DB9 USB to serial Adapter USB to serial port SHIP ONLY
Control two VGA, USB-equipped PCs with a single monitor keyboard and mouse peripheral set - 2 Port USB VGA Cable KVM Switch - USB Powered with Remote Switch - KVM with VGA - Dual Port VGA KVM Switch...
Control two HDMI USB equipped PCs with a single monitor keyboard mouse and audio peripheral set. Dual Port HDMI KVM Switch with Audio and Remote Switch.