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StarTech.com ST121HDBTSC Multi-Input HDBaseT Extender Kit - Built-In Switch and Video Scaler - DisplayPort HDMI and VGA Over CAT6 or CAT5

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Connect four video sources to a remote HDMI display over CAT5/CAT6 cabling and easily scale and switch between HDMI DP or VGA video sources
Save hassle and expense with a multi input HDBaseT extender kit
Built-in video scaler
Supports 4K at up to 130 ft. / 1080p at up to 230 ft.
DisplayPort extender / HDBaseT HDMI extender / HDBaseT transmitter receiver kit / HDMI and VGA over CAT6 / Multi input video switcher / VGA extender / Video extender / Video over CAT6 / Video over Ethernet

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Connect four video sources to a remote HDMI display over CAT5/CAT6 cabling and e

Model
Brand	StarTech.com
Model	ST121HDBTSC

Details
Housing	Aluminum

Performance
Distance	70m / 230 ft.
Resolution Support	1920x1200 @ 60 Hz, 1920x1080 (1080p), 1680x1050, 1600x1200, 1440x900, 1400x1050, 1366x768, 1280x800, 1360x768, 1280x1024, 1280x720 (720p), 1024x768, 800x600, 640x480 Lower resolutions and refresh rates are also supported.
Audio	2-channel

Connection
HDMI	Local Unit Connectors: 2 x HDMI (19-pin) Female Input, 1 x HDMI (19-pin) Female Output Remote Unit Connectors: 1 x HDMI (19-pin) Female Output
Network Interface	Local Unit Connectors: 1 x RJ-45 Female Output, 1 x RJ-11 Female Remote Unit Connectors: 1 x RJ-45 Female Input, 1 x RJ-11 Female
VGA	Local Unit Connectors: 1 x VGA (15-pin, High Density D-Sub) Female Input
Analog Aduio	Local Unit Connectors: 1 x 3.5mm Mini-Jack (3 Position) Female Input
Other Connector	Local Unit Connectors: 1 x DisplayPort (20-pin) Female Input 2 x IrDA (Infrared, SIR/FIR) Female

Indicater
LED Indicator	4 x selected port LEDs (transmitter) 2 x status LEDs (transmitter) 4 x input LEDs (receiver) 1 x status LED (receiver) 4 x selected port LEDs (receiver)

Power
Power Consumption	18W
Power Supply	Center Tip Polarity: Positive Input Current: 0.6A Input Voltage: 100 ~ 240V AC Output Current: 1.5A Output Voltage: 12V DC Plug Type: M Power Source: AC Adapter Included

Specification
Specification	Hardware: Audio: Yes Cabling: Cat 5e UTP or better Daisy-Chain: No Rack-Mountable: Yes Performance: Maximum Cable Length: 229.60 ft. [70m] Maximum Digital Resolutions: 1920x1200 @ 60 Hz Wide Screen Supported: Yes Environmental: Humidity: 0% - 80% RH (non-condensing) Operating Temperature: 0 to 40 celsius degree Storage Temperature: -10 to 60 celsius degree Physical Characteristics: Color: Black

Feature
Feature	This multi-input HDBaseT extender kit extends your A/V signals to a remote location up to 230 ft. (70m) away. It features a built-in switch and scaler, so you can choose which video source is output from four independent video sources (2 x HDMI, 1 x VGA and 1 x DisplayPort). Save hassle and expense with a switch and extender in one device, that accommodates VGA, DP and HDMI inputs Ensure perfect video connectivity, every time, with a built-in video scaler Get crystal-clear picture quality at impressive distances with 1080 resolution at up to 230 ft.

Dimensions & Weight
Dimensions	2.60" x 4.20" x 2.40"
Weight	0.32 lb.

Package Contents
Package Content	1 x HDBaseT transmitter 1 x HDBaseT scaler receiver 1 x remote control 1 x RJ-11 to RS-232 adapter 1 x CAT5 cable 1 x RJ-11 cable 2 x sets of mounting brackets 1 x universal power adapter (NA/JP, EU, UK, ANZ) 1 x IR blaster 1 x IR receiver 2 x sets of rubber feet 1 x quick-start guide

Additional Information
First Listed on Newegg	December 04, 2025

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StarTech.com ST121HDBTSC Multi-Input HDBaseT Extender Kit - Built-In Switch and Video Scaler - DisplayPort HDMI and VGA Over CAT6 or CAT5

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Item#: 9SIA1K6KKC1214

Meet Your Seller

StarTech.com ST121HDBTSC Multi-Input HDBaseT Extender Kit - Built-In Switch and Video Scaler - DisplayPort HDMI and VGA Over CAT6 or CAT5

Learn more about the STARTECH ST121HDBTSC

Customer Reviews of the STARTECH ST121HDBTSC

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info