Raspberry Pi Compute Module 4 IO Board CM4 I/O Board Expansion Board for Raspberry Pi CM4 I/O Expansion Board for Compute Module 4

Features:

• CM4 socket: suitable for all variants of Compute Module 4
• Standard Raspberry Pi HAT connectors with PoE support
• Standard PCIe Gen 2 x1 socket
• Real-time clock (RTC) with battery backup
• Dual HDMI connectors
• Dual MIPI camera connectors
• Dual MIPI display connectors
• Gigabit Ethernet socket supporting PoE HAT
• On-board USB 2.0 hub with 2 USB 2.0 connectors
• SD card socket for Compute Module 4 variants without eMMC
• Support for programming eMMC variants of Compute Module 4
• PWM fan controller with tachometer feedback