ReSpeaker 4-Mic Linear Array Kit for Raspberry Pi

Product Code: 2824
by Seeed
£31.99 inc VAT
£26.66 ex VAT
6 in stock.

More available in 5-7 days.
Available for backorder (more info)

The ReSpeaker 4-MicsLinear Array Kit for Raspberry Pi is an extension board, (HAT) designed for Raspberry Pi. It's a linear microphone array kit which comes with four microphones designed for AI and voice applications. This means you can build a more powerful and flexible voice projects which can integrate Amazon Alexa Voice Service, Google Assistant, and more with your Raspberry Pi.


This ReSpeaker 4-Mic Linear Array Kit for Raspberry Pi consists of two boards, one is voice accessory HAT, the other is four microphones in a linear array.

ReSpeaker 4-Mic Linear Array Kit for Raspberry Pi supports 8 input & 8 output channels in a Raspbian system. The first 6 input channel for microphone recording(only first 4 input channels are valid capture data), the other 2 input channels are echo channels of playback. The first 2 output channels are for playing, rest of the output channels are dummy.

Some applications this array is great for include:

  • Smart speaker
  • Intelligent voice assistant systems
  • Voice recorders
  • Voice conferencing system
  • Meeting communicating equipment
  • Voice interacting robot
  • Car voice assistant
  • Other scenarios need voice command
  • Sensitivity: -22 dBFS (Omnidirectional)
  • SNR: 59dB
  • 2 ADC chips and 1 DAC chip
  • 8 input and 8 output channels
  • Four microphones array
  • Grove support
  • Compatible with Raspberry Pi 40-pin headers
  • Headset and speaker voice output

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