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StarTech.com HDMI over CAT5 HDBaseT Extender - Power over Cable - Ultra HD 4K ST121HDBTE

Item #: 9SIVFYJKS02336
Mfr. Part #: ST121HDBTE
UNSPSC: 43222608

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Option: 230 ft. Distance

230 ft. Distance
330 ft. Distance

Extend HDMI up to 230ft. (70m) over a single CAT5 cable with HDBaseT
Supports video resolutions up to 1080p
HDBaseT Extender / HDMI over single CAT5 or CAT6 Ethernet Extender / Power Over Cable / HDMI Extender Over CAT5 or CAT6 / POC Extender / HDBaseT CAT5
Works at distances up to 230 feet (70 meters)
Requires one power adapter for both the transmitter and receiver
Cost-effective HDMI extension through non-proprietary network cabling
Mounting hardware included for tidy installation

Overview

Specs

Reviews (4)

Extend HDMI up to 230ft (70m) over a single CAT 5e / Cat 6 cable with Power over

Model
Brand	StarTech.com
Model	ST121HDBTE

Performance
Distance	70m / 230 ft. (Max)
Resolution Support	4096 x 2160 (4K) @ 30 Hz
Audio	7.1 Surround Sound

Indicater
LED Indicator	1 x Power Indicator

Power
Power Supply	Center Tip Polarity: Positive Input Current: 0.5A Input Voltage: 100 ~ 240 AC Output Current: 1.5A Output Voltage: 12 DC Plug Type: M Power Source: AC Adapter Included

Specification
Specification	Hardware Audio: Yes Cabling: Cat 5e UTP or better Daisy-Chain: No Output Signal: HDMI Ports: 1 Performance Maximum Cable Length: 0.2 ft. [0.1m] Wide Screen Supported: Yes Connector(s) Connector A: - 1 x HDMI (19 pin) Latching Female - 1 x RJ-45 Female Connector B: - 1 x HDMI (19 pin) Female - 1 x RJ-45 Female Environmental Humidity: 0% - 80 % RH (non-condensing)

Feature
Feature	Extend video where power outlets are limited with power over cable that powers both the transmitter and receiver using a single power source at either side of the connection Maintains astonishing picture quality up to 115 ft. (35m) away, with support for UltraHD 4K over non-proprietary CAT5e or CAT6 cabling Also supports HD video resolutions such as 1920 x 1200 or 1080p at distances up to 230 ft. (70m) Hassle-free, professional installation with included mounting brackets, and full video extension over one CAT5 cable 70m (230 ft.) maximum Cat5 cable distance No software/drivers required Mounting Hardware Included Dolby TrueHD, DTS-HD MA Audio

Dimensions & Weight
Dimensions	0.98" x 2.64" x 3.15"
Weight	0.68 lb.

Package Contents
Package Content	1 x HDMI over CAT5e/6 transmitter unit 1 x HDMI over CAT5e/6 receiver unit 1 x mounting bracket kit 1 x universal power adapter (NA/EU/UK/AU) 1 x Cat5e cable 1 x instruction manual

Additional Information
First Listed on Newegg	January 19, 2026

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Item#: 9SIVFYJKS02336

Best Sellers

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StarTech.com HDMI over CAT5 HDBaseT Extender - Power over Cable - Ultra HD 4K ST121HDBTE

Learn more about the STARTECH ST121HDBTE

Customer Reviews of the STARTECH ST121HDBTE

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info