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$225
Raspberry Pi CM4 Compute module 4 IO Expansion Board Dual HDMI IO Board
Pi5-POE-PD-B-With-Cooler-PCIe
Raspberry Pi 5 POE With PD Trigger Activation & Active Cooler & PCIe-M.2-NVMe-SSD Type C Power Ether
USB-TO-4CH-TTL
Industrial Grade UART communication module USB TO 4CH TTL
Compute-Module-3+-8GB
Raspberry Pi Compute Module 3+ 8GB
USB TO 4CH Serial Converter
Industrial USB TO 4CH RS232/485/422/TTL Serial UART Converter FT4232HL