SIIG's 4x1 VGA & Audio Switch with IR allows you to switch between four computers to share a VGA monitor and a set of speakers. It supports up to 1920 x 1440 resolution, VGA, SVGA, XGA, UXGA, and multi-sync monitors, analog stereo audio (via 3.5mm audio jacks), and video bandwidth of up to 300 MHz with operating distance up to 50M (164 ft).The 4x1 VGA & Audio Switch with IR features metal housing to ensure the most durable and reliable setup and efficient heat dissipation for long life. It is a user-friendly device enabling you to switch between multiple computers via the front-panel buttons or IR remote control.