ReSpeaker 2-Mics Pi HAT is a dual-microphone expansion board for Raspberry Pi designed for AI and voice applications. It allows you to build a powerful and flexible voice product that integrates services like Amazon Alexa Voice Service, Google Assistant, etc. The board is developed based on WM8960, a low power stereo codec. There are 2 microphones on both sides of the board for collecting sounds and it also provides 3 APA102 RGB LEDs, 1 User Button and 2 on-board interfaces for expanding your applications. There is also a 3.5mm Audio Jack and JST 2.0 Speaker pins for audio output.
Features:

1. Raspberry Pi compatible: supports Raspberry Pi Zero and Zero W, Raspberry Pi B+, Raspberry Pi 2 B, Raspberry Pi 3 B, Raspberry Pi 3 B+, Raspberry Pi 3 A+ and Raspberry Pi 4
2. 2 microphones
3. 2 additional interfaces:: GPIO and I2C
4. 1 user button
5. 3.5 mm audio jack (40mW output)
6. JST2.0 speaker out pins (1W output with 8O load)
7. Stereo Codec with Class D Speaker Driver
8. max. sample rate: 48 kHz

Specifications:

1. dimensions: 65mm x 30mm x 15mm (2.6 x 1.18 x 0.6")

vmp403a4v01.pdf

ce_rohs_open.pdf