The ATEN VS164 is a professional-grade 4-port DVI video and audio splitter designed to duplicate and amplify a single DVI-I (DVI-D/DVI-A) video input along with stereo audio input to four simultaneous DVI and audio outputs. Ideal for classrooms, broadcasting environments, and professional setups, this splitter supports single-link DVI resolutions up to 1920 x 1200 at 60 Hz, maintaining crystal-clear video quality across all outputs.

Key features include full HDCP compliance, DDC/DDC2/DDC2B compatibility on Port 1, and support for the Digital Display Working Group (DDWG) standard for DVI monitors. The unit features audio pass-through, allowing one stereo input to be distributed to four audio outputs for an enhanced multimedia experience.

The VS164 is designed with metal desktop housing for durability and includes an external power adapter. It supports cascading up to three levels, enabling up to 64 displays in a chain for large-scale deployments. Operating temperature ranges from 0 to 50°C, making it suitable for diverse environments. Installation is plug-and-play, and the device complies with various OS including Windows, Linux, Mac, and Sun.

The device supports cascading with a source-to-device max cable length of 1.8 meters, device-to-device up to 5 meters, and device-to-display up to 5 meters, ensuring flexible setups. The VS164 is perfect for users seeking reliable high-resolution DVI video distribution with audio support in a compact and robust form factor.