Four computers can share one monitor, projector or any video display with VGA port. This premium video selector has a high bandwidth of 250MHz to maintain video integrity and provides clear & sharp images. It has remote control for port selection, OnScreen Display menu and auto scan. Ideal for presentations, classrooms, control center, remote monitoring & training facilities. Provides high resolution up to 1920x1440, status LEDs, and supports analog flat panel, projectors & VGA monitors up to 21inch. Includes power adaptor. Recommended Cables: CC320D HD15 Male to Female & CC388D HD15 Male to Male. Note: The remote control is an IR-base device and powered by a CR2025 battery (included).