LINK Brand EXT70-4KeARC 70M HDBaseT 4K HDMI eARC Extender

> overview

This is an HDBT 3.0 eARC extender featured with rich video functions to help product install and troubleshooting. It offers low bandwidth and high bandwidth transmission of 4K@60Hz along with other signals up to 330ft/100m via HDBT 3.0 technology. It allows to use both Cat 6A and lower spec Cat 5e and Cat 6 cable if necessary. The extender is featured with rich audio features, including eARC, ARC, Optical audio return and de-embedded audio. The extender also supports upgrading firmware via USB-C ports on the transmitter and receiver. All audio and bandwidth modes and firmware upgrade can be configured via DIP switches of the transmitter and receiver. The extender also supports bi-directional IR, RS232, CEC and Ethernet passthrough. With bi-directional PoC, only one power adapter is needed to power up the extender kit.

> features

• ▸HDMI 2.0b compliant.
• ▸HDCP 2.3 and backward compatible.
• ▸Additional HDMI loop-out on the transmitter with simple 4K-to-1080P downscaler.
• ▸HDBT 3.0 technology built-in. It supports to transmit 4K@60Hz 4:4:4 8bit along with other signals, such as IR, RS232, ethernet, optical audio and eARC/ARC audio up to 100m/330ft.
• ▸Support HDR formats up to 4K@60Hz, including HLG, HDR10, HDR10+, and Dolby Vision.
• ▸Support two video transmission modes according to cable specification differences. It can be configured via front panel:
• ▸High-bandwidth mode. It allows to use Cat 6A F/FTP or U/FTP cable up to 330ft/100m in this mode.
• ▸Low-bandwidth mode. It allows to use both Cat 5e or Cat 6 cable up to 230ft/70m in this mode.
• ▸Supports optional OPTICAL audio return up to 5.1ch.
• ▸Supports eARC and ARC audio return.
• ▸If both source and sink TV support eARC, it would transmit eARC audio.
• ▸If both source and sink TV support ARC, or one supports ARC and the other supports eARC, it would transmit ARC audio.
• ▸If either of source or sink TV doesn’t support ARC, it would not transmit returned audio.
• ▸Supports optional OPTICAL audio return up to 5.1ch.
• ▸Supports optional audio de-embedded from the HDMI IN, via both 3.5mm analog output and Toslink output.
• ▸Supports bi-directional control, incl., IR, RS232, CEC and network passthrough.
• ▸Supports bi-directional PoC, only one power adapter is needed.
• ▸Firmware upgradable, unit is plug and play. View More

> specifications

Technical

TransmitterReceiver

Model

EXT70-4KeARC

Product Type

100m HDBaseT 3.0 eARC Extender with Optical Audio Return

Input / Output Ports

1 × HDMI IN 1 × HDMI OUT 1 × HDBT OUT 1 × OPTICAL OUT 1 × AUDIO OUT 1 × IR IN 1 × IR OUT 1 × RS-232 1 × 1GbE 1 × FW USB-C 1 × DC 12V IN 1 × HDMI OUT 1 × HDBT IN 1 × OPTICAL IN 1 × IR IN 1 × IR OUT 1 × RS-232 1 × 1GbE 1 × FW USB-C 1 × DC 12V IN

Input / Output Signal Type

HDMI with 4K@60Hz 4:4:4 8-bit and HDCP 2.2 compatibility

HDMI Compliance

HDMI 2.0b

HDCP

HDCP 2.3 and backward compatible

Maximum Data Rate

18Gbps

Maximum Pixel Clock

600MHz

Resolution Support

VESA Resolutions

800 × 600@60Hz 1024 × 768@60Hz 1280 × 768@60Hz 1280 × 800@60Hz 1280 × 960@60Hz 1280 × 1024@60Hz 1360 × 768@60Hz 1366 × 768@60Hz 1440 × 900@60Hz 1600 × 900@60Hz 1600 × 1200@60Hz 1680 × 1050@60Hz 1920 × 1200@60Hz 2048 × 1152@60Hz

SMPTE Resolutions

1280 × 720P@50/59.94/60Hz 1920 × 1080P@50/59.94/60Hz 3840 × 2160@24/25/30/50/60Hz 4096 × 2160@24/25/30/50/60Hz

Maximum Video Format

4K@60Hz 4:4:4 8-bit

HDR Support

HDR10, HDR10+, HLG and Dolby Vision low-latency mode

HDMI Loop Output

Supported with 4K-to-1080P downscaling N/A

Audio

HDMI Audio

Supports HDMI 2.0 audio formats including multichannel PCM, Dolby TrueHD and DTS-HD Master Audio

ARC Audio

5.1-channel compressed audio including Dolby Digital, DTS 5.1 and Dolby Digital Plus; 2-channel uncompressed PCM

eARC Audio

Up to 8-channel LPCM, 24-bit, 192kHz; supports Dolby Atmos, DTS:X and other encoded audio formats

Optical Audio Return

5.1-channel compressed audio including Dolby Digital, DTS 5.1 and Dolby Digital Plus; 2-channel uncompressed PCM

Optical De-embedded Audio

2-channel uncompressed PCM

Analog Audio Output

PCM 2.0 through 3.5mm AUDIO OUT N/A

Audio Modes

eARC/ARC return, optical audio return and optical audio de-embedding

Transmission Distance

Recommended Cabling

Straight-through category cable wired to T568B; Cat 6A U/FTP or F/FTP recommended for maximum HDMI 2.0 performance

High-Bandwidth Mode — Cat 5e/6 UTP

40m / 131ft, straight cable, at 4K@60Hz 4:4:4 24bpp

High-Bandwidth Mode — Cat 6A F/FTP or U/FTP

100m / 330ft, straight cable, at 4K@60Hz 4:4:4 24bpp

High-Bandwidth Mode with Patches — Cat 5e/6 UTP

70m / 230ft at 4K@60Hz 4:2:0 36bpp with HDR 30m / 100ft at 4K@60Hz 4:4:4 24bpp

High-Bandwidth Mode with Patches — Cat 6A F/FTP or U/FTP

100m / 330ft at 4K@60Hz 4:2:0 36bpp with HDR 70m / 230ft at 4K@60Hz 4:4:4 24bpp

Low-Bandwidth Mode with Patches — Cat 5e/6 UTP

70m / 230ft at 4K@60Hz 4:4:4 24bpp

Low-Bandwidth Mode with Patches — Cat 6A F/FTP or U/FTP

100m / 330ft at 4K@60Hz 4:2:0 36bpp with HDR

Patch Cable Limitation

Maximum two patch cables, one at each end, with each patch cable not exceeding 5m

Control and Pass-Through

IR Pass-Through

Bi-directional IR input and output

RS-232 Pass-Through

Bi-directional

CEC Pass-Through

Supported

Ethernet Pass-Through

Bi-directional 1GbE

Power over Cable

Bi-directional PoC; either the transmitter or receiver can power both units

Firmware Upgrade

USB-C firmware upgrade ports on both transmitter and receiver

DIP Switch Functions

eARC / ARC Audio Return

DIP 1 Up, DIP 2 Up

Optical Audio Return

DIP 1 Down, DIP 2 Up

Optical Audio De-embed

DIP 1 Down, DIP 2 Down

Valens Firmware Upgrade

DIP 3 Up

MCU Firmware Upgrade

DIP 3 Down

High-Bandwidth Mode

DIP 4 Up Configured on transmitter

Low-Bandwidth Mode

DIP 4 Down Configured on transmitter

General

Operating Temperature

0°C to 45°C (32°F to 113°F)

Storage Temperature

-20°C to 70°C (-4°F to 158°F)

Humidity

10% to 90% RH, non-condensing

ESD Protection

Human-body model: ±8kV air-gap discharge; ±4kV contact discharge

Power Supply

DC 12V 2A

Maximum Power Consumption

20.04W

Dimensions (W × H × D)

190 × 23 × 115mm (7.48" × 0.91" × 4.53") per unit

Product Weight

0.59kg (1.30lb) per unit

Package Contents

Included Components

1 × Transmitter 1 × Receiver 1 × DC 12V 2A power adapter with US pins 1 × IR emitter 1 × IR receiver 2 × 3.5mm 3-pin Phoenix connectors 8 × Mounting brackets with screws