What's going on

Connecting Google Pixel Buds to media systems involving HDMI passthrough, Google TV dongles, or USB-C HDMI adapters can create confusing audio routing bugs. Because Google earbuds rely on standard Bluetooth profiles (A2DP, AAC, SBC), they cannot process raw multi-channel audio feeds like DTS or Dolby Atmos directly.

When a TV or streaming hub sends a surround sound signal through an HDMI port, the feed must be downmixed to 2-channel PCM before reaching your earbuds. If this handshaking chain breaks, you end up with complete silence, severe lip-sync delay, or random disconnects whenever you switch HDMI inputs.

Symptoms people notice

• Complete silence: The TV indicates Google Pixel Buds are connected, but no sound plays when HDMI media is active.
• Distorted buzzing: Playing video results in crackling or digital noise over the earbuds.
• Lip-sync delay: Audio trails video by several hundred milliseconds over HDMI eARC connections.
• Input-switch drops: Earbuds lose connection as soon as you change inputs from a console to a streaming box.
• Volume lock: TV remote volume controls do not adjust the output level of the earbuds.

Likely causes

Most issues trace back to signal conversion and digital rights management checks:

1. Unsupported Audio Codecs: The HDMI source is forcing Dolby Digital Plus or Surround sound to an endpoint expecting PCM stereo.
2. eARC CEC Desync: HDMI Consumer Electronics Control (CEC) switches audio paths back to internal speakers automatically.
3. Bluetooth Multipoint Conflict: Your phone pulls connection priority away from your HDMI media hub.
4. HDCP Handshake Lag: Content protection re-checks during frame-rate switches break wireless transmission.

Quick checks first

Before assuming a hardware fault, check basic routing settings. For broader issues across other brands, browse our guide on earbuds problems.

• Check the Audio Format: Force your TV or streaming media player's HDMI audio output setting to PCM or Stereo.
• Toggle HDMI eARC Mode: On your TV settings, switch eARC mode from 'Auto' to 'Off' if routing Bluetooth audio directly from the display.
• Isolate Phone Connections: Turn off Bluetooth on nearby phones to prevent accidental device stealing.
• Test Local Media: Play a local video file or YouTube clip to determine if the issue is restricted to DRM-protected HDMI apps (like Netflix or Blu-ray players).

When it's a real hardware fault

If your Google earbuds fail to produce sound across direct phone connections, secondary TVs, and standard Bluetooth sources, the problem may be hardware-based. Damaged USB-C charging cases, degraded internal batteries, or blown speaker drivers cannot be resolved through HDMI software adjustments.

Similarly, if an HDMI port on your streaming box or TV fails to output audio to any Bluetooth headgear, the source port or mainboard audio controller may be damaged. Read our latest device evaluation breakdowns in our reviews section.

Soft resets vs board/panel work

Always start with soft resets. Unplugging HDMI cables, resetting Google TV audio settings, and re-pairing Pixel Buds solves over 90% of audio format mismatched issues.

Internal TV board repair, HDMI port re-soldering, or disassembling Pixel Buds is not recommended for home DIY. Earbuds are sealed units held together with industrial adhesive; attempting to open them will destroy the casing and battery cells. If software resets fail and hardware damage is present, replacement is generally required.

Next steps

Start by adjusting your source device's digital audio output settings to PCM. If problems persist, reset your Pixel Buds by placing them in the case and holding the back button for 30 seconds until the LED flashes red and white. For further brand-specific information and troubleshooting guides, visit our Google device hub.