3.5mm Expanding PCB Board+40PIN GPIO For Raspberry Pi CM4 Compute Module 4 CM4

Mini 3.5mm Jack Audio Nano Base Board (B) for Raspberry Pi Compute Module 4 CM4

Nano Base Board (B) for Raspberry Pi Compute Module 4 Same Size as the CM4

Dual Gigabit 5G 4G Ethernet Base Board (B) for Raspberry Pi Compute Module CM4 N

Nano Base Board (B) for Raspberry Pi Compute Module 4 Same Size as the CM4

3.5mm jack Expanding PCB Board+40PIN GPIO For Raspberry Pi CM4 Compute Module 4