The Air780E equipped with it is LTE Cat.1 bis communication launched by Communication. USB extension with three Type-C ports. Onboard 4G antenna to enhance network signal. 1x 4G HUB expansion board.
For 5 Expansion Board for 5 Expansion Board M4P55055
HAT Board for 3B+ Lithium Battery Expansion Board Built in 1800MAh with 8425
For CM5 Basic Expansion Board Type A Compute Module 5 IO Base Board USB3.0 R1A9
2X for CM4 B Expansion Board Gigabit RJ45 Port 4K 30fps 40PIN GPIO for 9690
For CM4 B Expansion Board Gigabit RJ45 Port 4K 30fps 40PIN GPIO for 5136
Raspberry Pi 5 5V5A PD Power Converter Expansion Board Module 12V to 5V Power