4K USB C/HDMI Wall Plate Extender, 70m/230ft Over Cat 6/6A/7, HDCP 2.3, EDID Management, Audio DeEmbedding, One-Way IR, Bi-directional PoC & RS-232

4KEX70W-H2

The AV ACCESS Wall Plate Extender 4KEX70W-H2 is a professional AV solution designed for modern classrooms, meeting rooms, and collaborative workspaces. Featuring dual HDMI and USB-C inputs, it extends 4K@60Hz video, audio, and control signals up to 70 meters (230ft) over a single Cat6/6A/7 cable. With support for HDMI 2.0, HDCP 2.3, and ultrawide display resolutions, it delivers exceptional performance for interactive presentations and multimedia applications.

The AV ACCESS Wall Plate Extender 4KEX70W-H2 also integrates 100W USB-C Power Delivery, bi-directional PoC, RS-232 control, EDID management, audio de-embedding, and one-way IR, providing a complete installation-ready solution while minimizing cable clutter.

Key Features

  • Dual USB-C and HDMI inputs for seamless connection of laptops and HDMI source devices.
  • Extends 4K@60Hz HDMI 2.0 signals up to 70m (230ft) over a single Cat6/6A/7 cable.
  • Supports HDCP 2.3 for secure playback of protected 4K content.
  • Compatible with 21:9 and 32:9 ultrawide resolutions, including 3440×1440 and 3840×1080.
  • Provides up to 100W USB-C Power Delivery to charge connected laptops during presentations.
  • Supports automatic and manual input switching between HDMI and USB-C sources.
  • Includes one-way IR for convenient display control from the transmitter side.
  • Features bi-directional RS-232 for remote control of displays, projectors, and serial devices.
  • Supports bi-directional PoC, allowing one power adapter to power both transmitter and receiver.
  • Built-in EDID management optimizes video resolution, refresh rate, and audio compatibility.
  • Audio de-embedding enables connection to external speakers, amplifiers, or audio systems.
Technical
Input/Output Signal Type HDMI 2.0, HDCP 2.3
Input/Output Resolutions Supports VESA and SMPTE resolutions up to 4K@60Hz (4:4:4), including 3840 × 2160@60Hz, 4096 × 2160@50Hz, 3840 × 2160@30Hz, 3840 × 1080@60Hz, 3440 × 1440@60Hz, 2560 × 1600@60Hz, 2560 × 1440@60Hz, 2560 × 1440@50Hz, 1080P@120Hz, 1080P@100Hz, 1080P@75Hz, 1080P@60Hz, 720P@60Hz
Maximum Data Rate HDMI & USB C: 18Gbps
Maximum Pixel Clock 600MHz
Audio Formats ‐ HDMI & USB C: Supports multichannel audio up to PCM 7.1, including PCM 2.0/5.1/7.1ch, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS 5.1, DTS-HD Master Audio and DTS:X

‐ Analog Audio Out: PCM 2.0ch

General
Operating Temperature & RH 0–45°C (32–113°F), 10%–90% RH, non-condensing
Storage Temperature & RH -20–70°C (-4–158°F), 10%–90% RH, non-condensing
ESD Protection Human-body Model:

±8kV (Air-gap discharge) / ±4kV (Contact discharge)

Power Supply DC 12V 1A
Power (Max) 6.36W per pair (via PoC)
Dimensions

(W × H × D)

TX: 1.77” × 4.16” × 1.78” (45mm × 105.6mm × 45.3mm)

RX: 2.48” × 0.60” × 3.15” (63mm × 15.2mm × 80mm)

Net Weight TX: 0.51lb (0.23kg); RX: 0.26lb (0.12kg)

Transmission Distance

Note: A T568B straight-through Category cable is recommended.

Cable Type Range Supported Video
Cat 6/6A/7 230ft (70m) 1080P@60Hz

4K@60Hz

HDMI Input/Output: 49ft (15m) 1080P@60Hz
Input/Output: 33ft (10m) 4K@60Hz
Input: 33ft (10m)

Output: 49ft (15m)

4K@30Hz
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