This Xiaomi wearable public network walkie-talkie is designed for outdoor enthusiasts and active sports. It has a compact structure and small size, and can be easily connected to helmets, goggle straps, arm straps, neck straps, collars and backpack straps in a modular manner. Its advanced public network technology supports ultra-long-distance communication up to 5,000 kilometers, and it is the only device in its class with a display screen. With low-temperature batteries and IP67 protection, it remains stable and reliable even in extreme conditions.