Onboard Raspberry Pi 40-pin GPIO interface, compatible with Raspberry Pi series motherboards Onboard CP2102 USB-to-UART chip for serial debugging UART control interface exported for connection to main control boards such as Arduino or STM32 Four onboard LED indicators for monitoring module status Uses LoRa spread spectrum technology with up to 81 selectable channels, extended communication range, and enhanced interference resistance RF chip: SX1262 / SX1268 Operating frequency bands: 850.125–930.125 MHz / 410.125–493.125 MHz Compatible antennas: 915 MHz (2 dBi), 868 MHz (2 dBi), 433 MHz (2 dBi), 470 MHz (2 dBi) Air data rate: 0.3 kbps to 62.5 kbps (programmable) Output power: 22.0 dBm (10 / 13 / 17 / 22 dBm programmable) Receive sensitivity: –147 dBm (at 2.4 kbps air rate) Module power consumption: – Transmit current: 133 mA (peak), 110 mA (typical) – Receive current: 11 mA – Sleep current: 2 µA (LoRa module software shutdown) Communication interface: UART (TTL level) Baud rate range: 1200 bps to 115200 bps (default: 9600 bps) Packet length: 240 bytes (programmable options: 32 / 64 / 128 / 240 bytes) Cache capacity: 1000 bytes Measured communication distance: up to 5 km (tested in open, clear environment; 2.5 m above ground; 5 dBi antenna gain; 2.4 kbps air rate) Supply voltage: 5 V Logic level: 3.3 V / 5 V compatible Operating temperature: –40 °C to +85 °C Color: Blue Material: PCB Dimensions: 65 × 30.5 mm Package contents: – 1 × SX1262 915 MHz LoRa HAT – 1 × USB Type-A to Micro-USB cable – 1 × 915 MHz antenna – 1 × Screw package – 1 × SX1268 433 MHz LoRa HAT – 1 × USB Type-A to Micro-USB cable – 1 × 433 MHz antenna – 1 × Screw package – 1 × SX1268 470 MHz LoRa HAT – 1 × USB Type-A to Micro-USB cable – 1 × 470 MHz antenna – 1 × Screw package – 1 × SX1262 868 MHz LoRa HAT – 1 × USB Type-A to Micro-USB cable – 1 × 868 MHz antenna Only the items listed above are included.