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  • HDMI+Audio+RS232 Extender 70m
  • HDMI+Audio+RS232 Extender 70m
  • HDMI+Audio+RS232 Extender 70m
  • HDMI+Audio+RS232 Extender 70m
HDMI+Audio+RS232 Extender 70m

Availability:HDMI+Audio+RS232 Extender


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Description Warranty Policy

The product include one transmitter(marked with sender) and one receiver (marked with receiver),can extend the HDMI video, audio/serial port to the far end 70m through one single network cable. it supports HDMI high-definition audio and video real-time transmission,user can see the real-time local image at remote, the maximum resolution can reach:1920x1080 @ 60Hz. 

The product can be widely used in military command and control system, police command and control system, traffic management system, energy and electricity supply industry, government office, medical system, commercial presentation, multimedia and public utilities etc.

Product Features

1. Resolution up to 1920 x1080 @ 60Hz;

2. Support HDCP;

3. Anti-static, lightning, anti-interference ability;

4. Audio / serial support for two-way transmission;

5. Compatible with DVI signals;

6. Audio / serial port function (Optional).

installation diagram

HDMI+Audio+RS232 Extender 70mHDMI+Audio+RS232 Extender 70m


FunctionNumber of input signal1 channel HDMI,2 channel audio/serial port
Number of output signal1 channel HDMI,2 channel audio/serial port
Transmission distanceup to 70m

Video transmission 

performance and interface

I/O connectorHDMI
HDMI versionHDMI1.3
HDMI resolution

720×576@50HZ; 720×480@60HZ; 

640×480@60/75HZ; 800×600@60/75HZ; 

1024×768@60/75HZ; 1280×800@60HZ; 

1280×1024@60HZ; 1440×900@60HZ; 

1680×1050@60HZ; 1280×720@50/60HZ; 


Video color format24bit/deep color 30bit/deep color 36bit
Audio formatDTS/HD/Dolby-tureHD/LPCM7.1/DTS/Dolby-AC3/DSD
Audio/serial portInterface3.5mm audio port
AttributeSize (L × W × H)

Sender: 93 × 74 × 30 mm

Receiver: 93 × 74 × 30 mm 

N.W0.3 Kg
Power supplyVoltage range

Input: AC110V-220V,50/60HZ

Output: DC9V/1A 

Sender consumption5 W
Receiver consumption5 W
Operating environmentWorking Temperature-15℃ - 55℃
Storage temperature-40 - 80℃
Relative humidity0 - 95% (No condensation)

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