Lightem LKVM series Fiber Extender provides extension of HDMI and USB signals long distances over fiber optic cable, it supports high resolution up to 4K*2K; The extender can use for a wide range of applications requiring long distance transmission of high resolution with high quality by its good stability and powerful security.


  • Uncompressed, no delay transmits HDMI video signals up to 300m-10km over fiber optic cable
  • Support video resolution up to 3840*2160@30Hz,1920*1200@60hz,
    1920*1080P@60Hz, 3D signal
  • Double fiber cable pass-through transmits HDCP/EDID
  • Support KVM , keyboard and mouse function
  • Single fiber support copy EDID, but can’t pass HDCP
  • Compliance with HDMI 1.4 and HDCP 1.2 standard
  • High compatibility, can auto-match source and display device
  • Built-in automatic adjustment system, make the image smooth, clear and stable
  • Built-in ESD protection system
KVM (HDMI & USB) Fiber Extender Tx KVM (HDMI & USB) Fiber Extender Rx
Standards HDMI 1.4; HDCP 1.2
Max Pixel clock 297MHz
Max Data rate 10Gbps
Resolution range up to 3840×2160 @ 30Hz
Connector female HDMI type A
Impedance 100Ohm
Optical Fiber
Interface SFP
Fiber type Singlemode LC
Wavelength 1310nm
Interface bandwidth 10Gbps
Transmission distance Double OM3 MM Fiber: 300m; SInglemode Fiber: 0-20km (without HDCP)
Power supply DC 5V/2A, max 5W
Environment Operating -5 ~ +70degreeC
Dimension 95x 73x 26mm
LKVM- x KVM (HDMI & USB) Fiber Extender
x M- Multimode 300m (OM3)
  S- Singlemode 20km