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and tutorial
cost-effective
3V logic by simply soldering a jumper
54-inch EPD (Electronic Paper Display) can view data and device status in real-time
Sony Spresense LTE Extension Board with Global SIM Card Raspberry Pi Power Monitoring HAT and tutorialThe Sony Spresense LTE Extension Board enhances the Spresense main board by adding LTE connectivity with an onboard antenna and a nanoSIM cardholder. This extension board expands the main board's interfaces by providing multiple microphone inputs, a headphone jack, and a microSD card slot. It connects seamlessly to the Spresense main board using a board to board connector. Designed with the Sony ALT1250 chipset, it supports LTE M (LTE Cat M1) and NB
