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Fiber Linker Communication Co.,Ltd
broadcasting video transmitter and receiver over fiber, SDI fiber optic extender, HDMI fiber extender, DVI fiber extender, KVM fiber optic extender, VGA fiber optic extender, fiber media converter,
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4K KVM HDMI Fiber Optic Extender by IP and fiber optic cable both

Fiber Linker Communication Co.,Ltd
Fiber Linker Communication Co.,Ltd
City: Beijing
Province/State: Beijing
Country/Region: China
Tel: 86-10-58862234
Contact Person:
Mr Alston

4K KVM HDMI Fiber Optic Extender by IP and fiber optic cable both

Brand Name : Fiberlinker
Model Number : FL37
Certification : CE FCC
Place of Origin : China
MOQ : 1 set
Payment Terms : T/T, Western Union, MoneyGram, Paypal
Supply Ability : 100 sets
Delivery Time : 2-5 days
Packaging Details : Carton
HDMI : 4K resolution
USB : 2.0 version for K&B, Printer, touch screen
IR : bidrectional
Fiber distance : 0-80KM
Catx distance : 120M
Data : RS232
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The 4K HDMI extender over IP or fiber optic cable is a solution for audio, video and USB signal extension via Local Area Network (LAN) or fiber optic cable. It can be used as audio, video and KVM extender over IP and applied to point to point, point to multi-point, multi-point to multi-point and screen wall broadcast system controlled by USB, RS232, IR and configured the 4K HDMI & USB over IP Extender by web browser. An easy installation system built up with Giga Ethernet switch which has IGMP function and CATx cable for extension or broadcast.


  • 4K UHD HDMI over IP or fiber optic extender
  • USB 2.0 over IP extension for K&B, printer, touch screen and so on
  • RS232 bi-directional extension and RS232 control
  • 4 bits switch for 16 stream channel selection
  • Support Dolby True HD, DTS-HD Master Audio
  • Support two way Wide Band IR extension (38khz-56khz)
  • Transmit over single Cat5e/6 cable up to 120m
  • Transmitter over Fiber Optical cable up to 60km (Single Mode)
  • Networking environment under Giga Ethernet switch and CAT5e cable
  • Point to point extension, Unicast, Multicast and Video Wall system (Max 8x16)
  • Output video rotation
  • Output video partial enlargement
  • HDCP 1.4 compliant

3. Applications

Remote OB Van/Truck Video Feeds

Broadcast Studio Camera Feeds

Long-haul Signal Transport

TV station/video conference

Lecture Hall Projector Connectivity

Medical/Surgical Room Broadcast

Small corporate campus video links

Building to Building video conference calling

4. Ordering Information

HDMI KVM Fiber Optic Extender with USB and 4K resolution

FL37: 1-ch HDMI with embedded audio, USB, RS232, bidirectional IR, single fiber, single mode, 2KM standard, stand alone. Use CATx cable could be 120m


5. Specifications

ProtocolTCP, UDP, RTSP, RTP, DHCP, IGMP, Multicast, IPV4
Support Video format4K@30HZ, 1080P/1080i/720P/576P/576i/480P/480i
Support Audio formatStereo 192Kbps
IR Frequency38 -56 KHZ
RS232 Baud rateDefault 115200bps, total 8 kinds optional
IP setting &Group ID setting
Default IPAutomatic allocation
Group IDGroup 00 ~ group 16
Request for Switch/RouterSupport IGMP, support DHCP
Connectors on Transmitter
Input1xHDMI Female port, 1xUSB B type
Output1x RJ45 output, 1x Fiber output
RS232Phoenix RS232 port

1x IR TX port; 1x IR RX port

Support 38K-56KHz

Connectors on Receiver
Input1xRJ45 input, 1x Fiber input
Output1x HDMI Female port, 2x USB A type
RS232Phoenix RS232 port

1x IR TX port; 1x IR RX port

Support 38K-56KHz

Environmental & Power Requirements
Operating temperature-5 to +35 ℃ (+23 to +95℉)
Operating Humidity Range5 to 90%RH (No Condensation)
Power supplyDC 5V
Power consumptionMax 3 watt
DimensionTX: 160x103.2x30mm ; RX: 160x103.2x30mm
Net WeightTX: 472.8G ; RX:472.3G

If any interest, please contact

Email: Skype: alston224

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