UGREEN CM677 8K 60Hz HDMI Audio Extractor Converter

The UGREEN CM677 HDMI audio extractor lets you pull clean digital audio out of an HDMI signal and send it to a soundbar, AV receiver, speakers or headphones, while the video goes on to your display at up to 8K@60Hz. It is useful when your TV or monitor has no suitable audio output, or when you want better sound than built-in speakers.

This UGREEN audio extractor has one HDMI input, one HDMI output, one S/PDIF optical output and one 3.5mm audio output. The metal alloy body is compact and powered through a USB-C port.

Connect a game console, set-top box, laptop or media player, and enjoy sharp video and separate audio at the same time. At Geary BD, you can get the UGREEN CM677 with warranty support in Bangladesh.

Key Features

• Up to 8K@60Hz video, also 8K@30Hz, 4K@60Hz and 4K@120Hz: The extractor passes high-resolution video through to your screen, so you can add separate audio without lowering picture quality.

• S/PDIF optical output (2.0/2.1/5.1 channels): Send multichannel audio to a soundbar or home theater receiver for a fuller, more immersive sound.

• 3.5mm audio output (PCM/LPCM, 2.0 channels): Plug in wired speakers or headphones directly, with no extra adapter needed.

• Wide audio format support (PCM/LPCM/AAC/DSD/Dolby): Handles common audio formats, so it works with many sources. The HDMI input accepts up to 7.1 channels.

• High-quality audio sampling up to 24-bit/192kHz: Preserves detail in music, movies and games.

• HDCP 2.3 (backward compatible): Works with protected content from compatible sources and older HDCP devices.

• Up to 40Gbps HDMI bandwidth: Supports the data demands of high-resolution, high-refresh-rate video.

• Color depth 24/30/36-bit and RGB/YCbCr 4:4:4, 4:2:2, 4:2:0 pixel formats: Supports rich color and flexible video signal formats.

• Compact alloy casing (64×56×21mm, 0.152kg gross weight): Easy to place behind a TV or on a desk, and the metal body feels solid.

• USB-C power input (5V, 1.0A max): Runs from a USB-C power source using the included Type-C cable.

Why Choose This UGREEN CM677 HDMI Audio Extractor

If your display has weak speakers or no optical or 3.5mm output, this HDMI audio extractor solves the problem in one small box. You keep the video signal intact and route the sound wherever you want it.

The UGREEN HDMI extractor suits a simple setup: HDMI in, HDMI out, then optical or 3.5mm audio out. It works with Windows, macOS and Linux, so it fits laptops, PCs and many other setups.

With 8K@60Hz and 4K@120Hz support, it is also a sensible choice if you plan to upgrade your TV or console later. UGREEN covers it with a 1-year warranty, which adds peace of mind when you order from Geary BD.

Best Use Cases

• Home theater: Send 5.1 audio over optical to a soundbar or receiver.

• Gaming: Connect a console or PC to a high-refresh display and route audio to a headset or speakers.

• Office and desk setups: Use a monitor without speakers and add audio through the 3.5mm port.

• Media streaming: Connect a set-top box or media player to a TV and an external sound system.

Technical Specifications