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EarFun

Support for EarFun headphones was added in pull request #4635 and pull request #4668.

Air S

Highly supported
Highly supportedAll features or at least all major features are supported, which is enough to cover almost all cases.
No-vendor pairInitial pair can be done in Gadgetbridge without needing the proprietary vendor app.

The EarFun Air S headphones are based on Qualcomm chip QCC3046.

All features from the stock vendor app are supported:

  • Display of the firmware and hardware version
  • Display of the battery status (left and right)
  • Configuration of ambient sound control (off, noise cancelling, transparency)
  • Enabling the low latency "Game Mode"
  • Configuration of the bands of the 6-band equalizer
  • EQ presets for typical sound profiles
  • Configuration of the left and right touch options for single, double, triple, and long tap
  • Changing the device name

Gadgetbridge-specific features for headphones:

  • Automatically answer phone calls after a configurable delay
  • Speak notifications aloud

Air Pro 4

Highly supported
Highly supportedAll features or at least all major features are supported, which is enough to cover almost all cases.
No-vendor pairInitial pair can be done in Gadgetbridge without needing the proprietary vendor app.

The EarFun Air Pro 4 headphones are based on Qualcomm chip QCC3091.

Supported features:

  • Display of the firmware and hardware version
  • Display of the battery status (left, right, and battery case)
  • Configuration of ambient sound control (off, noise cancelling, transparency)
  • Configuration of noise cancelling mode (strong, balanced, AI, etc.)
  • Configuration of transparency mode (default, natural)
  • Enabling the low latency "Game Mode"
  • Configuration of the bands of the 10-band equalizer
  • EQ presets for typical sound profiles
  • Configuration of the left and right touch options for single, double, triple, and long tap
  • Changing the device name
  • Reading all configuration settings from the device
  • Selecting the microphone mode (Automatic, left earbud, right earbud)
  • Changing the volume of voice prompts
  • Selecting the Audio Codec (standard, aptX, aptX Adaptive, aptX Adaptive Lossless, LDAC)
  • Selecting advanced Audio Modes (Google Fast Pair, LE Audio)
  • Enabling In-Ear detection
  • Finding Headphones by playing a loud sound

Gadgetbridge-specific features for headphones:

  • Automatically answer phone calls after a configurable delay
  • Speak notifications aloud

Missing features:

  • Setting the language of the voice prompts (needs sound files to upload to the device)
  • Firmware updates

Equalizer Presets

For both headphones, Gadgetbridge provides a set of custom equalizer presets tailored for these devices, in an effort to improve the ones from the vendor app.

  • Default: Keeps all bands at their default values
  • Bass Boost: Emphasizes the low frequencies for a deep, powerful bass
  • Treble Boost: Enhances the high frequencies for a crisp and bright sound
  • Soft: Creates a gentle, smooth, and mellow sound
  • Dynamic: Produces a lively and energetic sound with well-defined bass and crisp highs
  • Clear: Achieves a balanced and transparent sound, ideal for detailed audio work
  • Relaxed: Produces a calming and soothing sound, perfect for unwinding
  • Vocal: Enhances the mid-range frequencies for clear and prominent vocals