Compute Module 4 IO Board with Gigabit Ethernet, 40‑Pin GPIO, USB Support, 3.5mm Audio for Raspberry Pi

Compact I O expansion board compatible with Compute Module 4 that adds essential connectivity for embedded and edge projects Key benefits Adds reliable wired networking through a Gigabit Ethernet RJ45 connector for throughput and stable remote access Exposes a standard 40 pin GPIO header for direct access to digital IO, I2C, SPI, UART, and power lines for sensors and extensions Includes a USB 2.0 Type A connector to improve conversion rates and provide simple connection for peripherals such as storage, wireless adapters, or input devices Designed for compact integration so you can turn a Compute Module 4 into a networked controller or prototype platform without large adapters Main functions and compatibility Compatible with Compute Module 4 form factor and pinout, enabling direct integration with CM4 carriers and modules Gigabit Ethernet port supports wired LAN connections up to 1000 Mbps for fast data transfer and remote management 40 pin GPIO header provides the standard interface for HAT style add ons, breakout boards, and custom wiring USB 2.0 Type A connector supplies a host port for peripherals and can improve conversion and data exchange rates with connected devices Size and materials Compact board design tailored to fit with Compute Module 4 setups and carrier boards Standard mechanical RJ45 and USB connectors and a durable printed circuit board construction for reliable long term use Performance highlights Wired networking at Gigabit speeds for low latency and bandwidth applications Direct GPIO access for low level control and sensor interfacing USB 2.0 host port to support commonly used USB devices and storage media Practical use scenarios Industrial control panel: connect industrial sensors to the GPIO header, use the Gigabit Ethernet port for remote monitoring and data logging, and attach a USB flash drive for local data backup Edge networking appliance: build a compact network gateway or firewall using Compute Module 4 with reliable Gigabit connectivity and a USB port for extra wireless or storage peripherals Prototyping and robotics: power sensors and actuators from the 40 pin header, stream telemetry over Ethernet, and connect USB controllers or cameras for development and testing Why choose this module Provides the core I O needed to convert a Compute Module 4 into a practical, networked system Keeps the setup compact while delivering standard interfaces for expansion and peripheral connection Straightforward compatibility and standard connector types reduce integration time for projects and deployments