This upgraded radio features the advanced and energy saving MCU processor nRF53840 and the LoRa Transceiver SX1262. Built specifically for operations in the U.S. under 915 MHz. Bluetooth BLE 5.0, GNSS location module, and Acceleration sensor onboard. 3D printed enclosure with SMA antenna connector. LoRa antenna. Dimensions (2"W x 1-1/8"D x 3-1/4"H not including antenna) Charging port is a USB-Type C plug. This radio will last approximately 10 to 14 days without having to be recharged.