OREI HDA-912 HDMI Audio Extractor (4K @60Hz) with SPDIF, 3.5mm vs OREI 4K HDMI over Ethernet Extender EX-170C

Overall winner: OREI 4K HDMI over Ethernet Extender EX-170C

Key Differences

Product A (OREI EX-170C) is an HDMI-over-Ethernet extender that supports 4K/1080p and includes a loop-out on the transmitter for local monitoring and stable runs up to 164 ft, making it suited for long-run video distribution. Product B (OREI HDA-912) is an HDMI 2.0 audio extractor with optical out in a compact metal enclosure, easier to install for audio routing but lacks ARC and has mixed 4K video quality reports

OREI HDA-912 HDMI Audio Extractor (4K @60Hz) with SPDIF, 3.5mm

OREI HDA-912 HDMI Audio Extractor (4K @60Hz) with SPDIF, 3.5mm

OREI • ★ 3.9/5 • Mid-Range

HDMI audio extractor converts HDMI input to optical and 3.5mm outputs. Supports up to 4K @ 50/60Hz pass-through and various audio formats; includes 100-240V power supply. Customer notes mixed video quality and HDR limitations

Pros

  • HDMI audio extraction with optical and 3.5mm outputs
  • 4K pass-through up to 60Hz with HDR support
  • HDMI 2.0b (18Gbps) and HDCP 2.2 compliant
  • CEC bypass and wide compatibility testing

Cons

  • Does not support ARC
  • HDR support limited (HEVC 1080p/? and 60Hz caveats)
  • Mixed reviews on video quality at 4K and stability
Check current price on Amazon →
OREI 4K HDMI over Ethernet Extender EX-170C

OREI 4K HDMI over Ethernet Extender EX-170C

Orei • ★ 4.0/5 • Mid-Range

Transmits 4K HDMI and 1080p signals over CAT6/7 up to 164 ft with an added HDMI loop-out on the transmitter. Useful for extending displays across rooms with stable connectivity; users note good picture quality and easy setup

Pros

  • 4K and 1080p signal transmission over Ethernet
  • HDMI loop-out on transmitter
  • Stable connection over CAT6/7 up to 164 ft
  • Build quality and ease of installation praised

Cons

  • Durability concerns reported by some users
  • Limited to specific cable types (CAT6/7) and setup requires Ethernet cabling
  • Some notes on longevity
Check current price on Amazon →

Head-to-Head

CriteriaWinner
Price Orei
Durability OREI
Versatility Orei
User Reviews Orei