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4K HDMI Balun; Visually Lossless Compression; IR Support; HDMI over CAT6 Extender; 4K 60Hz
This HDMI® over CAT6 extender lets you transmit your HDMI signal over a CAT6 cable up to 330 ft. (100 m) away. The extender supports Ultra HD 4K with support for 3D and the accompanying digital audio.
Extend your HDMI signal to up to 330 ft. (100 m) with This HDMI over Ethernet extender. Use your existing CAT6 cable infrastructure with a direct connection to the converter for an easy run through walls and ceilings, saving you on installation costs.
The extender also works to extend an infrared (IR) signal, enabling you to control your video source from the remote location.
Astonishing 4K Picture Quality
This HDMI Ethernet extender supports a 4K 60Hz (3840 x 2160) UHD resolution, providing four times the picture quality of high-definition (1080p), ensuring a crystal-clear picture that's ideal for displaying your 4K video content in office buildings, airports, retail settings and more.
Plus, because the extender supports 1080p and lower resolutions at up to 460 feet away, you can comfortably use This extender to make any video source look great.
Compatible with HDCP 2.2 Devices
Connect your HDMI devices and displays with confidence, knowing This extender is HDCP 2.2 compliant. This lets you harness the capabilities of HDMI-enabled devices such as Blu-ray players or online streaming devices in higher resolutions. It is also backward compatible with previous generations of HDMI and HDCP.
ST121HD20L is backed by 2-year Startech warranty with free lifetime technical support.
The maximum number of pixels that can be displayed in the image. It is usually quoted as width × height,: for example, "1024 × 768" means the width is 1024 pixels and the height is 768 pixels.
3840 x 2160 pixels
Cable types supported
Maximum transfer distance
The greatest distance over which the data/signal can be transferred.
Set of electronic components in an integrated circuit that manages the data flow between the processor, memory and peripherals. It is usually found in the motherboard of a computer. Chipsets are usually designed to work with a specific family of microprocessors. Because it controls communications between the processor and external devices, the chipset plays a crucial role in determining system performance.
Norelsys NS 5730, NS5731
Maximum refresh rate
Audio output channels
An audio output channel is an electric circuit which acts as a path for a signal produced by a device. A device may have several audio output channels.
Supported graphics resolutions
The graphic resolutions that can be displayed by the device. The graphic resolution describes the width and height dimensions of a display, such as a computer monitor, measured in pixels.
1280 x 720 (HD 720),1920 x 1080 (HD 1080),1920 x 1200 (WUXGA),2560 x 1600 (WQXGA)
High-bandwidth Digital Content Protection (HDCP) is a form of digital copy protection to prevent copying of digital audio and video content as it travels across connections.
The material from which a thing is or can be made e.g. wood, plastic.
The colour e.g. red, blue, green, black, white.
Ports & interfaces
The technology that enables connectivity of the device, e.g. wired or wireless.
RJ-45 input ports
RJ-45 output ports
Port (socket) for HDMI input.
Number of HDMI outputs
Port (socket) for HDMI output.
Serial ports quantity
The number of serial ports in a computer or peripheral. A serial port is a serial communication physical interface through which information transfers in or out one bit at a time. The term "serial port" usually identifies hardware more or less compliant to the RS-232 standard, intended to interface with a modem or with a similar communication device. In modern computers and peripherals, serial ports have largely been replaced by USBs and other interfaces.
Remote (IR) input
Remote (IR) output
The socket/plug where the DC electricity supply connects to the device.
AC input voltage
The voltage of the AC electricity that is inputted into the product.
110 - 240 V
Defines the range of operating voltages available
External power adapter
Power plug type
Operating temperature (T-T)
The minimum and maximum temperatures at which the product can be safely operated.
-5 - 40 °C
Storage temperature (T-T)
The minimum and maximum temperatures at which the product can be safely stored.
-15 - 55 °C
Operating relative humidity (H-H)
0 - 95%
Weight & dimensions
The measurement or extent of something from side to side.
The distance from the front to the back of something.
The measurement of the product from head to foot or from base to top.
Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
The distance from one side of the packaging to the other.
The distance from the front to the back of the packaging.
The distance from the top to the bottom of the packaging.
Weight of the packaged product.
AC adapter included
Included power plug types
Quick start guide
Instructions, either online, as a computer program or in paper form, to allow you to set up and start using the product quickly.