Waveshare R7FA4 PLUS A Development Board Mission Pack Powered by the SX1262 chipset

Powered by the SX1262 chipset

The official page lists measurement accuracy up to ±2%

and HAT expansion

1 x Raspberry Pi Zero 2 W

📡 Dual Antenna: Onboard PCB antennas + IPEX external antenna support

Waveshare R7FA4 PLUS A Development Board Mission Pack Powered by the SX1262 chipsetProduct Parameters Comparison MODEL R7FA4 PLUS A R7FA4 PLUS B ESP32 S3 NANO MICROCONTROLLER R7FA4 (32 bit ARM Cortex M4) R7FA4 (32 bit ARM Cortex M4) ESP32 S3R8 (Dual core 32 bit Xtensa LX7) ESP32 S3FN8 (Dual core 32 bit Xtensa LX7) CLOCK FREQUENCY R7FA4: 48MHz R7FA4: 48MHz ESP32 S3R8: 240MHz ESP32 S3FN8: 240MHz STORAGE R7FA4: 256kB Flash, 32kB RAM R7FA4: 256kB Flash, 32kB RAM ESP32 S3R8: 384kB ROM, 512kB RAM, 16MB Flash, 8MB PSRAM ESP32 S3FN8: 384kB