• MCU:ESP32-PICO-D4 (240MHz Tensilica LX6 dual core + 1 ULP; 600 DMIPS, 520KB SRAM, WI-FI, dual mode Bluetooth-compatible)

• LoRa chip: SX1276

• LoRa frequency: EU_433, CN_470_510, EU_863_870 US_902_928 four frequency bands are optional

• LoRa signal maximum output power: 18 ± 2dB

• Hardware Resources: UART x 3; SPI x 2; I2C x 2; I2S x 1  12 – bits ADC; 8 – bits DAC  44 generic GPIO

• FLASH: internal 4MB (32M-bits) SPI FLASH

• Interface: LoRa Antenna (IPEX) x 1; Wi-Fi/BLE Antenna (IPEX) x 1

• Dimensions: 38.4 x 16.1 mm

• Controllable external device power output (Vext) √

• Low power design:Deep sleep mode current 10

Development Environment Description:

Mac OS, Ubuntu, Windows 7 and above, the driver is automatically installed

433-470MHz

868-915MHz

Wireless Shell Expansion Board