from this brand
EC KVM Fiber Extender Kit, DVID, USB, Audio, Dual-Access
Use the kit to extend DVI-D, USB and bidirectional audio signals 500 meters over 50-micron fiber cable. Supports USB touchscreens and other USB HID devices. Plug-and-play installation. Supports full HD 1080p resolutions up to 1920x1200.
- Extends lossless digital video up to 1640 feet (500 m) over 50-micron multimode fiber cable.
- Provides full HD 1080p resolutions up to 1900 x 1200 @ 60 Hz.
- Extends VGA/DVI-I input video with DVI-D output, plus bi-directional analog audio.
- Supports USB keyboard, monitors, touchscreens and other USB HID devices.
- Provides local monitoring.