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HDMI® over Cat5 Video Extender with RS232 and IR Control
StarTech ID: ST121UTPHD2
The ST121UTPHD2 HDMI® over Cat5 Extender Kit can extend the audio and video signal output from an HDMI®equipped device by up to 330 feet (100 Meters), over a single CAT5 cable, or up to 165 Feet (50 Meters) over a
single CAT6 cable. The extender supports full High-Definition video (4K and 1080p) and HD 3D, and also extends
the accompanying digital audio signal.
For convenient, time-saving control of the media source, the CAT5 HDMI extender offers bi-directional RS232 serial
and Infrared (IR) interfaces, which enable you to control the HDMI audio-video source from either end of the
connection.
The HDMI over CAT5 Extender Kit includes both the HDMI® to CAT5 transmitter and the Cat5 to HDMI receiver
needed for a cost-effective, ready-to-use digital signage solution.
To help ensure seamless performance without any unexpected or unnecessary interruptions, the HDMI Ethernet
transmitter and receiver units are fully compliant with High Speed HDMI® and HDCP standards, and each unit
features lockable power connectors to prevent accidental disconnections.
The ST121UTPHD2 HDMI over Cat5 Extender Kit is backed by a StarTech.com 2-year warranty and free lifetime
technical support.
Applications
Position a display/monitor in a convenient viewing area while the transmitting content over a CAT5 cable
from a cleaner, more secure environment
Ideal for digital signage applications in financial, educational, medical and business sectors
Perfect for video conferencing solutions in boardrooms and office settings
Optimize placement of your demo stations at trade-shows and in auditoriums
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Features
Extends HDMI® or DVI video (with adapter) with the accompanying device control signal and audio stream
(where applicable), over a single Cat 5/5e network cable
Supports video resolutions up to 1080p / 60Hz / 48-bit
100m (330ft) maximum Cat5 cable distance
Supports bi-directional RS232 and IR communication
High Speed HDMI® and HDCP compliant
Audio transmission supports Dolby® TrueHD, DTS-HD MA
RS232 interface supports up to 115200bps full-duplex data rate
No software or drivers required
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Technical Specifications
Warranty 2 Years
Ports 1
Cabling Cat 5 UTP or better
Audio Yes
Industry Standards High Speed HDMI® and HDCP compliant
Daisy-Chain No
Local Unit Connectors 1 - IrDA (Infrared; SIR/FIR)
Remote Unit Connectors 2 - IrDA (Infrared; SIR/FIR)
Local Unit Connectors 1 - DB-9 (9 pin; D-Sub) Female
Local Unit Connectors 1 - RJ-45 Female
Local Unit Connectors 2 - HDMI (19 pin) Female
Remote Unit Connectors 1 - DB-9 (9 pin; D-Sub) Male
Remote Unit Connectors 1 - HDMI (19 pin) Female
Remote Unit Connectors 1 - RJ-45 Female
Supported Resolutions 3840x2160 (4K)
2560x1600
1920x1200
1920x1080 (1080p)
1280x720 (720p)
Maximum Data Transfer Rate HDMI® - 3.4Gbps
RS232 - 115200bps baud
Max Distance 100 m / 330 ft
Maximum Digital Resolutions 4K
Wide Screen Supported Yes
Audio Specifications Supports Dolby® TrueHD, DTS-HD MA
IR Interface Bi-directional
38Khz / ±10° / 5M
OS Compatibility OS Independent
Color Black
Enclosure Type Steel
Product Length 5.9 in [150 mm]
Product Width 3.1 in [80 mm]
Product Height 1 in [25 mm]
Product Weight 10.8 oz [305 g]
LED Indicators 1 - HDCP (Green)
LED Indicators 1 - Mode (Green)
LED Indicators 1 - Power (Green)
LED Indicators 1 - RJ45 Link (Green)
Center Tip Polarity Positive
Input Current 0.6
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Input Voltage 110 ~ 240 AC
Plug Type M
Power Adapter Included Two
Output Voltage 12 DC
Output Current 1.24A
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -20°C to 85°C (-4°F to 185°F)
Humidity 0-95%
System and Cable Requirements 1X Standard CAT5 cable
1X HDMI Cable for Remote Unit (Local Cable
Included)
Shipping (Package) Weight 52.9 oz [1500 g]
Included in Package 1 - Local HDMI® Extender Unit
Included in Package 1 - Remote HDMI® Receiver Unit
Included in Package 1 - IR Receiver Cable
Included in Package 1 - IR Transmitter Cable
Included in Package 1 - HDMI Cable - 4 ft (1.2 Meters)
Included in Package 2 - Universal Power Adapter NA / UK / EU
Included in Package 1 - User Manual
Certifications, Reports and Compatibility
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