Walter

A certified ESP32-S3 module with LTE-M, NB-IoT, and GNSS for prototyping and production

Available for pre-order

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May 02, 2024

Final Day of Crowdfunding, Upcoming Price Increase, Our Feature on Olivier Bloch's IoT Show, and Software-Related Next Steps

We are now into the final hours of our Crowd Supply campaign! This is your last chance to order Walter at the discounted campaign price of $70 USD. This update includes a video of Olivier Bloch featuring Walter on his IoT Show and a quick breakdown of our software-related next steps. Read the full update.


Apr 30, 2024

Walter's on YouTube and Production Progress

Check out Walter on YouTube and learn the latest on our production progress. Read the full update.


Apr 24, 2024

IoT SIM Cards Now Available to Anyone!

As we mentioned in our previous update, we've been working hard to provide a satisfying answer to the most common question asked by potential backers: "How can I get my hands on an IoT SIM card?" Our team has been collaboratingy with Soracom, a provider with excellent LTE-M and NB-IoT coverage, and we're excited to announce the launch of a new SIM-card web shop where anybody can order a Soracom SIM card. We believe this is a vital step toward the future of cellular IoT for individuals and small businesses. This update also covers our ongoing work to support the Zephyr RTOS, our recent appearance on The IoT Show with Olivier Bloch, and our upcoming appearance at the Advanced Engineering Trade Show in Antwerp. Read the full update.


Apr 10, 2024

Certification & SIM Cards

All the latest from the Walter project, including successful certification testing, our participation at Embedded World 2024, and Soracom SIM cards for individuals Read the full update.


Apr 04, 2024

Cellular IoT Insights

The first week of our campaign is over, and what a week it has been. We want to thank you all for your support. We reached our funding goal in less than 24 hours! Walter is now funded, which further strengthens our believe in the power of cellular IoT. Read the full update.


Mar 23, 2024

Our Crowdfunding Campaign Is Live!

Walter is a small-form-factor IoT system-on-module (SoM) that combines a powerful ESP32-S3 system-on-chip (SoC) with a second-generation Sequans GM02SP LTE-M/NB-IoT 5G modem and GNSS receiver. Its ESP32-S3 provides many built-in peripherals as well, including UART, SPI, I²C, CAN, Wi-Fi b/g/n, and Bluetooth 5. Come have a look! Read the full update.

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