The TRENDnet 4 - Port USB KVM Switch with Audio (TK - 409K) is designed for seamless control of up to four computers from one console. It supports VGA systems and delivers impressive video quality with resolutions up to 2048 x 1536. This KVM switch is compatible with Windows, Linux, and Mac OS, making it versatile for various setups. The device features 3.5mm audio connections for speakers and microphones, ensuring a complete multimedia experience. With plug - and - play functionality, USB power, and included KVM cables, setup is quick and easy. The switch also includes an auto - scan feature and LED display for monitoring, along with user - definable hot keys for efficient operation. Enjoy the convenience of managing multiple systems without the clutter of multiple keyboards and mice.