Key Digital KD-X444L 4K/18G POH/HDBT/HDMI Extenders (Includes KIT TX/RX 4K/70Meters 1080P/100Meters)

Key DigitalAVAD SKU: 132737 MPN: KD-X444L

In stock (9 units), ready to be shipped

4K/18G POH/HDBT/HDMI Extenders (Includes KIT TX/RX 4K/70Meters 1080P/100Meters)


  • H DBaseT via Single CAT5e/6 UTP/STP Extension: With fully automatic adjustment of feedback, equalization, and amplification depending on cabling length
  • 4K Support: 4096x2160 or 3840x2160 24/25/30/60hz at 4:4:4 (signals up to 18Gbps bandwidth)
  • Flexible Power over HDBaseT: Only one power connection needed. Tx may power Rx, or Rx may power Tx.
  • Low Profile: Super slim chassis design
  • Signal Extension: For resolution and cable quality
    • 4K/UHD: U p to 230 ft. (70m) using CAT5e/6 Up to 328 ft. (100m) using CAT6A STP / CAT7
    • 1080p: Up to 328 ft. (100m) maximum
  • Long Range Mode: Extends 1080p signals up to 500 ft. (152m) using CAT5e/6 (UHD/4K not supported)
  • 10G Pass-thru: Mode enables uncompressed 10.2Gbps signal extension
  • HDR10 (High Dynamic Range): More life-like images through a greater range of luminance levels
  • HDCP 2.2: Compliancy up to HDCP 2.2 and backward compliant
  • Deep Color Support: Up to UHD/4K 30Hz 4:4:4/12 bits or 60Hz 4:4:4/8 bit
  • EDID Control: Internal library with 15 EDID handshakes including 4K with HDR in addition to native EDID data from Output/Display device connected to Rx
  • Hot Plug Detection Control: Enables integrator to choose if active signal voltage is forced to connected input and output devices
  • Full Buffer System™: Manages TMDS re-clocking / signal re-generation, HDCP authentication with source & display, EDID Control handshake, and Hot Plug Detection control
  • IR Sensor: Sensor powering via +5V on IR In ports collects line-of-sight IR from remote(s) without external IR connecting block
  • Up/Down IR: Two channels of IR enable control to/from devices or control systems connected to Tx and Rx units
  • RS-232: Bi-Directional control to/from Tx and Rx unit on Phoenix connector
  • Lossless compressed digital audio: Support for Dolby® TrueHD, Dolby® Digital Plus, Dolby Atmos®, and DTS-HD Master Audio™
  • CEC Pass-thru: For inter-device control between input and output HDMI channel
Technical: Inputs Tx (Each): 1 HDMI, 1 IR, 1 RS-232 Outputs Tx (Each): 1 HDBaseT, 1 IR, 1 RS-232 Inputs Rx (Each): 1 HDBaseT, 1 IR, 1 RS-232 Outputs Rx (Each): 1 HDMI, 1 IR, 1 RS-232 Bandwidth: TMDS bandwidth 18Gbps Deep Color Support: Digital video formats in Deep Color Mode up to 12 bits per color DDC Communication: EDID and HDCP Bi-directional buffering from Display to Source HDMI Connector: Type A, 19 Pin Female RJ45 Connector: Shielded Link Connector, HDBaseT IR Connector: 4-pin Phoenix RS-232 Connector: 3-pin Phoenix Power: (1) 48V/0.42A, 20W DC Power Supply (Screw-In Type). 100-240VAC, 50-60Hz. Interchangeable transformer plug with screw-in connector. Model KDPS4842ASC General: Regulation: CE, RoHS, WEEE, EAC Enclosure: Black Metal Product (Each): 4.1” x 2.8” x 0.875”, Weight: 0.75 lbs Accessories: 4x Mounting Brackets, 1x IR Emitter, 1x IR Sensor, 1x 3-pin Phoenix Connector, 1x 4-pin Phoenix Connector
  • 48V/0.42A, 20W DC Power Supply (Screw-In Type) (qty 1)
  • Mounting Brackets (qty 4)
  • IR Emitter (qty 1)
  • IR Sensor (qty 1)
  • 3-pin Phoenix Connector (qty 1)
  • 4-pin Phoenix Connector (qty 1)

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