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StarTech HDMI Over Single Cat 5e / 6 Extender with Power Over Cable - 230 ft (70m) ST121HDBTE

  • 230ft (70m) Maximum HDMI extension
  • HD Res. up to 1080p (1920x1080)
  • Cat5e or Cat6 Ethernet cabling supported
  • No software/drivers required
  • Mounting Hardware Included

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  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

Need to extend HDMI signals to a remote display without compromising quality? Look no further than this device right here! The StarTech ST121HDBTE extender kit offers one local transmitter and one remote receiver. It lets you extend an HDMI video/audio signal to up to 230 feet, (70m) at resolutions up to 1080p, over a single Cat5e/6 cable. The optional mounting hardware makes installation a breeze. For added convenience, the transmitter and receiver can be powered by the same single power source via Power Over Cable (POC).

detailed view and application

  • newegg Long-Distance Transmission This extender kit lets you extend HDMI video and audio up to 230 feet (70m) over a single Cat5e/6 cable. For additional distance, HDMI cables up to 32 feet (10m) in length can be used on the local and remote ends.
  • newegg Superior A/V Quality This extender kit supports high-resolution video of up to 1920x1080, with accompanying digital audio, for the best A/V experience.
  • newegg Power Over Cable Thanks to the Power Over Cable, both transmitter and receiver can be powered using a single power adapter that can be connected to either device.
  • newegg Easy installation This cost-effective HD extender is a plug-and-play solution. It can easily be installed by using new or existing Ethernet infrastructure wiring. The optional mounting hardware is also offered for a tidy, professional installation.

Learn more about the STARTECH ST121HDBTE




70 m/230 ft(Max)
Resolution Support
5.1 Surround Sound


Power Supply
Input Voltage: 110 ~ 240 AC
Input Current: 0.5A
Output Voltage: 12 DC
Output Current: 1.5A


Cabling: Cat 5e UTP or better
Daisy-Chain: No
Output Signal: HDMI

Connector A
1 x HDMI (19 pin)
1 x RJ-45

Connector B
1 x HDMI (19 pin)
1 x RJ-45

Wide Screen Supported: Yes

Color: Black
Enclosure Type: Aluminum
LED Indicators: 1 - Power Indicator

Operating Temperature: 0 C to 40 C (32 F to 104 F)
Storage Temperature: -10 C to 60 C (14 F to 140 F)
Humidity: 0% - 80 % RH (non-condensing)


Power Over Cable, allows a single power source to operate the transmitter and Receiver

230ft (70m) Maximum HDMI extension

Includes transmitter (local) and receiver (remote) units

Supports HD resolutions up to 1080p (1920x1080)

Supports Cat5e or Cat6 Ethernet cabling

No software/drivers required

Mounting Hardware Included

Dimensions & Weight

3.1"(L) x 2.6"(W) x 1"(H)
0.68 lbs.

Package Contents

Package Content
1 x HDMI over CAT5e/6 Transmitter Unit
1 x HDMI over CAT5e/6 Receiver Unit
1 x Power Adapter
1 x Instruction Manual
1 x Mounting Brackets
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 years
  • Read full details

Customer Reviews of the STARTECH ST121HDBTE

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  • Roger C.
  • 2/1/2015 11:17:18 AM
  • Tech Level: Somewhat High
  • Ownership: 1 week to 1 month
  • Verified Owner

5 out of 5 eggsGood purchase

Pros: Prompt delivery and works as advertised.

Cons: None

Did you find this review helpful? Yes No

  • QuickTime &.
  • 4/6/2014 12:14:29 PM
  • Tech Level: High
  • Ownership: 1 week to 1 month
  • Verified Owner

5 out of 5 eggsGreat Item video is great

Pros: Needs only one power , great video quality, highly recommended

Cons: Pricey but worth it!

Did you find this review helpful? Yes No

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