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  HDMI /USB / Network Cable (15)
  70m HDBaseT 4K2K Splitter - up to 100pcs HDTV(1)
  HDMI Wireless Extender(1)
  HDMI KVM Over IP(2)
  SDI Switcher(2)
  SDI Splitter & Repeater(3)

HDMI 2.0 Extender/ Repeater

120m PC Extender support 4K30

Model No.: SX-EX120

The SX-EX120 4K PC Extender adopting AST1620 which is able to extend PC interfaces including HDMI/USB/Power Button/Reset Button/Power LED to the remote site over Gigabit Ethernet. With SX-EX120, the administrator can centralize the computers in a room and put the monitors/keyboards/mice outside for the users to facilitate the management.


- Host Unit : SX-EX120H

- Client Unit: SX-EX120C

Application: Direct Connection

Application: Through Gigabit Lan Switch, paired by 5-pin DIP Switch on Host/Client or the control Software

- Specifications:




Model No.




PCI Card 7.6x10.3(h) cm, 100g

Box 12.6x12.5x3(h) cm, 500g

Ethernet Port

UTP 1000Mbps


UDP Broadcast

LAN Bandwidth


Video Port

HDMI 19 pin type A female

DVI-D 24+1 Female

USB Port

Type-B USB2.0*1

Type-A USB2.0*6


HDMI Audio 7.1-CH

I2S 3.5mm Line Out/MIC

DC Jack (Power)

ψ2.0/DC12V, 2A

Power LED (Green)

- ON: power plugged in.

- OFF: power unplugged.

Status LED (Green)

On 0.25 second/Off 2 second:

No connection with LAN or partner.

On 0.25 second/Off 0.25 second/On 0.25 second/Off 2 second:

  No video input at Host.

On 0.25 second/Off 0.25 second/On 0.25 second/Off 0.25 second/On 0.25 second/Off 2 second:

  Host has no EDID/Client isn’t plugged monitor.

- On 0.25 second/Off 0.25 second:

  Working normally.

- Always On/Off:

  System hanged up.

Max. Supported Timing

3840x2160x32bpp 30Hz @30fps

Max. Distance

120M (CAT5e) between 2 devices (Host/Client/Ethernet Switch)


<80 us


HDMI 1.4b/HDCP 1.4/RoHS

Compression Technology

Patented visually lossless video compression algorithm



Operating Tem.


Operating Humidity

10~85% RH (no condensation)

Storage Temperature


Storage Humidity

5~95% RH (no condensation)




Taipei World Trade Center Room 5F05, No.5 Hsin-yi Road, Sec. 5, Taipei 11011, Taiwan, R.O.C.

Tel: 886-2-8780-6538 Fax:886-2-8780-6539 e-mail: