Chromecast Audio specifications

What makes Chromecast Audio tick? Here are the specifications that work with Chromecast Audio:

Chromecast Audio specifications

  • Output:
    • Stereo analog output [2Vrms]
    • Optical digital output
    • High-Resolution Audio: 96KHz/24-bit
  • Dimensions:
    • Package: 124.4 x 42.85 x 124 mm
    • Device: 51.9 x 51.9 x 13.49 mm (not including cables or accessories)
    • Audio cable: 146 mm (5.7 in)
    • Power cable: 1.75 m (69 in)
  • Weight: 30.7 g (0.068 lbs)
  • Ports & Connectors
    • 3.5mm jack with analog and optical digital audio output
    • Micro-USB
  • Color: Black
  • Connectivity/Network: Wi-Fi 802.11 b/g/n/ac (2.4GHz/5Ghz)
  • Power: 5V, 1A power supply
  • Wireless Security: WEP, WPA/WPA2
  • Supported Audio Formats:
    • HE-AAC
    • LC-AAC
    • MP3
    • Vorbis
    • WAV (LPCM)
    • Opus
    • FLAC with support for high-resolution streams (24-bit/96KHz)


To learn more about supported Operating Systems, read Minimum Operating System (OS) requirements for the Google Home app.

Over the Air Updates: When available, Chromecast Audio will automatically update to the latest and greatest Chromecast software version.

Open Source Code

Open Source Licenses

Other Licenses

Elise is a Chromecast expert and author of this help page. Leave her feedback below about the page.

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