Amazon.com: ATEN CE370 PS/2 KVM Extender 300 m : Electronics
Amazon.com: Aten USB DisplayPort Dual View HDBaseTT 2.0 KVM Extender, W126262119 (HDBaseTT 2.0 KVM Extender (1920 x 1080 up to 100m, Long Reach Mode 1280 x USB DisplayPort Dual View) : Electronics