M5Stack Core2 ESP32 IoT Development Kit v1.3 G1D-U2 while X3/X5 are optimized for

while X3/X5 are optimized for general AI perception and edge inference

Parameter Value Product Model Baofeng BF-33C PMR446 EU SKU 715-BF-BF33C-RYB-E Radio Service PMR446 private mobile radio service Channel Count 16 PMR446 channels Frequency Range 446

The system incorporates advanced audio technologies such as AEC

and is designed for easy short-range voice use

M5Stack Core2 ESP32 IoT Development Kit v1.3 G1D-U2 while X3/X5 are optimized forM5Stack Core2 ESP32 IoT Development Kit v1. 3 is an all in one ESP32 based human machine interface and IoT controller built for smart home panels, industrial HMI, portable control terminals, data visualization, embedded dashboards, and rapid prototyping. It combines a 2. 0 inch capacitive touchscreen, ESP32 D0WDQ6 V3, 16MB Flash, 8MB PSRAM, Wi Fi, speaker, microSD slot, vibration motor, RTC, and a 500mAh battery into a compact handheld M5Stack