BRN402KIT, LTE Modem Kit nRF52840 for Particle Boron

Boron LTE is a powerful LTE CAT-M1/NB1 enabled development kit that can act as either a standalone cellular endpoint or LTE enabled gateway for Particle Mesh networks. It is based on the Nordic nRF52840 and has built-in battery charging circuitry so it's easy to connect a Li-Po and deploy your local network in minutes.

• u-blox SARA R410 LTE modem (Boron LTE)
• Nordic Semiconductor nRF52840 SoC
• On-board additional 2MB SPI flash
• Micro USB 2.0 full speed (12Mbps)
• JTAG (SWD) connector
• RGB status LED
• Reset and mode buttons
• Dual SIM support: Nano 4FF and MFF2
• U.FL connector for external antenna
• FCC and PTCRB certified