Certified for BeiDou network access. It supports BDS‑2/BDS‑3 short messaging, BeiDou‑only positioning and 4G with satellite-public network dual backup. Rugged three-proof design, Android 10, dedicated BeiDou APP, 8-core 2.0GHz CPU and 6GB+128GB memory. 6000mAh battery, Type‑C fast charging, IP67 protection and 1.2m drop resistance for field use. Ideal for emergency command and rescue. It enables messaging and position reporting when public networks fail, providing reliable handheld communication & navigation for emergency response.