The MAX98357 I2S Audio Module is a compact Class D audio board that uses the builtin MAX98357A to deliver clear audio with minimal distortion. It provides up to 3 W of output power and is designed for accurate sound reproduction in a small form factor. Key benefits fidelity sound: Class D architecture with up to 3 W output and the MAX98357A for clear, lowdistortion audio suitable for precise audio work. Advanced interference suppression: digital inputs optimized for noise reduction and jitter tolerance, helping maintain pristine audio in electronically noisy environments. Easy integration and configuration: automatic configuration support with 35 clock sources and 128 digital audio formats. I2S sampling rates range from 8 kHz to 96 kHz, enabling diverse audio applications. Broad compatibility: well suited for Raspberry Pi projects, various integrations, and other microcontrollerbased systems requiring quality audio output. Compact and practical: a small, reliable audio board designed for hobbyists and professionals alike. What it does Provides amplified, quality audio from I2S digital input through a compact Class D amplifier. Minimizes interference for cleaner sound in challenging electrical environments. Supports a wide range of clock sources, formats, and sampling rates to fit various hardware setups. 23 use scenarios Home audio projects: build a compact home speaker system or a dedicated amplifier for a tabletop music player. Robotics and embedded projects: add reliable audio output for alerts, voice feedback, or sound effects in robotic systems. Prototyping and testing: use in professional audio equipment development or lab setups that require precise amplification and flexible I2S input handling. Technical highlights Output: up to 3 W Chip: MAX98357A Interference suppression: enhanced noise reduction and jitter tolerance in digital inputs Compatibility: automatic configuration with 35 clock sources and 128 digital audio formats I2S sampling: 8 kHz to 96 kHz This module provides a reliable, versatile solution for quality audio in compact form, suitable for both DIY projects and professional applications.