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AUD-SBAR-8K
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8K HDMI 2.1 eARC Audio to Soundbar Adapter

De-embed ARC/eARC Audio to Any Soundbar — HDMI 2.1 Video Passes Through at Full 48Gbps

AUD-SBAR-8K
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Price, inventory and ordering are open to approved dealers. Specifications, drawings and documents stay open to everyone.
Overview

Bridges the gap between HDMI 2.1 eARC displays and soundbars lacking native eARC support by de-embedding ARC/eARC audio from any 8K-capable TV or HDMI source and routing it via HDMI to the soundbar — including SONOS ARC, SONOS Beam, and any eARC soundbar. HDMI 2.1 and HDCP 2.3 compliant at 48Gbps FRL with zero video and audio latency.

Designed for CEDIA integrators specifying retrofit and new-build installations, the AUD-SBAR-8K handles 8K@60Hz and 4K@120Hz with full HDR pass-through (HDR10, HDR10+, Dolby Vision, HLG) and HDMI 2.1 protocols including VRR, ALLM, QMS, QFT, and SBTM. Eight DIP-switch EDID modes and a USB-C firmware update port ensure long-term field serviceability.

Key features
  • HDMI 2.1 and HDCP 2.3 compliant with 48Gbps FRL and 18Gbps TMDS video bandwidth
  • Supports video resolutions up to 8K@60Hz (4:2:0, 12-bit) and 4K@120Hz (4:4:4, 12-bit)
  • De-embeds HDMI input audio or TV eARC audio to any eARC soundbar via Soundbar eARC OUT
  • Full audio up to Dolby Atmos/DTS:X from eARC TV to SONOS ARC & Beam or any eARC soundbar
  • HDR pass-through: HDR10, HDR10+, Dolby Vision, HLG; HDMI 2.1 protocols VRR, ALLM, QMS, QFT, SBTM
  • Advanced EDID management via 8-mode DIP switch — copy sink EDID or select fixed FRL12G/FRL10G profiles
  • CEC control and CEC volume control from TV to source and soundbar
  • USB-C SERVICE port for field firmware updates and debug
  • CE/FCC/UL certified 5V/1A multinational power supply included
SpecificationValue
Technical
HDMI ComplianceHDMI 2.1
HDCP ComplianceHDCP 2.3
Video Bandwidth48Gbps FRL and 18Gbps TMDS
Video ResolutionUp to 8K@60Hz (4:2:0, 12-bit) / 4K@120Hz (4:4:4, 12-bit)
Audio LatencyNo Latency
Video LatencyNo Latency
Color Depth8/10/12-bit
Color SpaceRGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2, YCbCr 4:2:0
HDRHDR10, HDR10+, Dolby Vision, HLG
HDMI 2.1 ProtocolsVRR, ALLM, QMS, QFT, SBTM
Audio Formats (HDMI IN/OUT)LPCM, Dolby Digital/Plus/EX, Dolby TrueHD, Dolby Atmos, DTS, DSD, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DTS:X
Audio Formats (eARC OUT)LPCM, Dolby Digital/Plus/EX, Dolby TrueHD, Dolby Atmos, DTS, DSD, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DTS:X
ESD ProtectionIEC 61000-4-2: ±8kV (Air-gap) / ±4kV (Contact)
Connection
Input1 × Source IN [HDMI Type A, 19-pin female]
Output1 × TV(eARC) OUT [HDMI Type A, 19-pin female]
1 × Soundbar eARC OUT [HDMI Type A, 19-pin female]
Control / Service1 × SERVICE [USB Type-C — firmware update & debug]
Mechanical
HousingMetal Enclosure
ColorBlack
Dimensions95mm (W) × 68mm (D) × 18mm (H)
Weight178g
Power SupplyInput: AC 100–240V 50/60Hz | Output: DC 5V/1A (CE/FCC/UL certified)
Power Consumption4.13W (Max)
Operating Temperature0°C – 40°C / 32°F – 104°F
Storage Temperature−20°C – 60°C / −4°F – 140°F
Relative Humidity20–90% RH (non-condensing)
Recommended HDMI Cable (HDMI IN / OUT)
8K@60Hz2m/6.6ft – 3m/10ft (Ultra HDMI 2.1)
4K@60Hz5m/16ft
4K@30Hz10m/33ft
1080p15m/49ft
Certifications
Power SupplyCE / FCC / UL
Package Contents
1 ×AUD-SBAR-8K 48Gbps HDMI eARC Audio to Soundbar Adapter
1 ×5V/1A Multinational Power Supply (CE/FCC/UL certified)
1 ×User Manual
Panel drawing
System diagram