from this brand
DKM KVM Transmitter Card - DisplayPort 1.1, USB-HID, High Speed Fiber
- Fiber transmitter card for DKM FX Extender Modular Housings.
- Supports 4K resolutions up to 4096 x 2160 at 30Hz, 3820 x 2160 at 30Hz, 2560 x 2048 at 60 Hz, and 1920 x 1080 at 60 Hz.
- Compatible with other endpoints, such as HDMI and DVI cards.