Description
The 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-IoT communication standards, offering low cost, low power consumption, and wide-area coverage. Compatible bands include US bands 2, 4, 12, 13, and EU bands 3 and 20. The product comes with a Truphone SIM card, ready for immediate use.
Note: This product is only the extension board; the Spresense main board is required separately.
Features:
- LTE connectivity via Sony ALT1250 chipset supporting LTE-M and NB-IoT standards
- Onboard antenna and nanoSIM cardholder
- Multiple microphone inputs: 4-channel analog or 8-channel digital
- Headphone output jack
- microSD card slot support
- Compatible with US and EU LTE bands
- Includes Truphone global SIM card with APN: iot.truphone.com
- Operates from -10ºC to 40ºC, storage from -20ºC to 60ºC
- Humidity tolerance up to 80% (operating and storage)
Technical Specifications:
- Manufacturer: Sony
- Digital I/O Voltage: 3.3V or 5V
- Audio Input/Output: 4 ch analog mic input or 8 ch digital mic input, headphone output
- External Memory: microSD card slot
- Operating Temperature Range: -10ºC to 40ºC
- Storage Temperature Range: -20ºC to 60ºC
- Maximum Operating Humidity: 80%
- Maximum Storage Humidity: 80%
Support and Management:
- Truphone support available at https://www.truphone.com/support
- IoT/M2M Connectivity Management Platform: https://iot.truphone.com
- Get Started Guide: https://truphone.com/connectit
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