Overview

This is a sound card HAT designed for Raspberry Pi, low power consumption, supports stereo encoding / decoding, features Hi-Fi playing / recording, what's more, it can directly drive speakers to play music.

Features

• Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards
• Integrates WM8960 low power stereo CODEC, communicates via I2S interface
• Integrates dual high-quality MEMS silicon Mic, supports left & right double channels recording, nice sound quality
• Onboard standard 3.5mm earphone jack, play music via external earphone
• Onboard dual-channel speaker interface, directly drives speakers
• Supports sound effects such as stereo, 3D surrounding, etc.
• Comes with development resources and manual (python demo code for playing / recording)

Specifications

• CODEC: WM8960
• Power supply: 5V
• Logic voltage: 3.3V
• Control interface: I2C
• Audio interface: I2S
• DAC signal-noise ratio: 98dB
• ADC signal-noise ratio: 94dB
• Earphone driver: 40mW (16Ω@3.3V)
• Speaker driver: 1W per channel (8Ω BTL)