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Quick Details

  • Brand Name: Foxun
  • Model Number: SX-EX37
  • Place of Origin: Guangdong, China (Mainland)
  • Protocol: HDMI extender over TCP/IP
  • Support Video format: Up to 4Kx2K@30HZ
  • IR Frequency: 38 -56 KHZ
  • Transmission distance 1: 120m over single cat5e/6 cable
  • Transmission distance 2: 60KM over fiber cable
  • Product name: Foxun
  • Video: uncompress with zerio latency
  • USB: 2.0
  • RS232: pass through and control
  • video wall controller: 2x2, 3x3 ... 8x16

Packaging & Delivery

Packaging Details Gift box, white box, carton box
1). 1x Transmitter
2). 1x Receiver
3). 1x IR-TX
4). 1x IR-RX
5). 1x Manual
6). 2x Power adapter 5V 1A
Delivery Time 1 WEEK

FOXUN SX-EX37 4K over IP extender Video Wall controller with  PC TOOL 

Model No.:SX-EX37





1). 4K KVM HDMI Fiber Extender over IP extension

2). KVM USB 2.0 over IP extension
3). RS232 bi-directional extension and RS232 control
4). 4 bits switch for 16 stream channel selection
5). Support Dolby True HD, DTS-HD Master Audio
6). Support two way Wide Band IR extension (38khz-56khz)
7). Transmit over single Cat5e/6 cable up to 120m, Transmitter over Fiber optical cable up to 60km (Single Mode)
8). Networking environment under Giga Ethernet switch and CAT5e cable
9). Point to point extension, Unicast, Multicast and Video Wall (Max 8x16) system
10). Output video rotation
11). Output video partial enlargement
12). HDCP 1.4 compliant
13). DC 5V 1A power supply
14). Size: L119xW79.5xH28mm






Support Video format

480i/480p/576i/576p/720p/1080i/1080p@60HZ,4K@60HZ input

Support Audio format

Stereo 192Kbps



IR Frequency

38 -56 KHZ

RS232 Baud rate

Default 115200bps, total 8 kinds optional

Default IP

Automatic allocation

Group ID

Group 00 ~ group 16

Request for Switch/Router

Support IGMP, support DHCP

Input for Tramsmitter


1xHDMI Female port


Output for transmitter

 1x RJ45 output, 1x Fiber output

RS232 for transmitter

Phoenix RS232 port

IR for transmitter

1x IR TX port; 1x IR RX port , 38K-56KHz

Input for Receiver

1xRJ45 input, 1x Fiber input

Output for Receiver

1x HDMI Female port

RS232 for Receiver

Phoenix RS232 port

IR for Receiver

1x IR TX port; 1x IR RX port ,Support 38K-56KHz

Power supply


Note:   When transmit over Fiber, 4Kx2K requires 3.125G module.
Device Connection
. Check the power supply is unplugged.
2. Set up the group of the transmitter with the correspondent receiver for signal extension and display.
3. Connect the Transmitter to video source with HDMI cable, and connect Receiver to a monitor or display with HDMI cable.
4. Connect the USB cables from Transmitter to PC, and connect the USB
additional devices such as USB mouse, USB keyboard and USB pen drive to Receiver.
5. Connect Transmitter and Receiver to the Ethernet switch with network cable.
6. Power on the Transmitter, Receiver and all the connected devices.
7. Power on and activate all the connected devices.
8. Connect the IR extension cable with Transmitter and the IR receiver cable with Receiver for remote control.


1). Main Unit. HDMI Extender (Transmitter & Receiver)

2). Power adapter DC 5V x2PCS

3). 2xIR TX cables, 2x IR RX cables

4). 2x Phoenix plugs for RS232 cable termination 

5). 4x screws

6). Rear bracket x2

7). Operating Instruction manual



Company Information


Company Minestone

Packing and Shipping

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Transaction Details

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China (Mainland)
Transaction Level:
Supplier Assessments:
68 Transactions 1,300,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $245,000
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