Nationwide Unlimited Communication Range: Communicate nationwide via cellular networks with a coverage range of over 5,000 miles, featuring no delays or lags. Supports cross-border intercom. IP65 Protection & Zinc Alloy Shell: The zinc alloy body is impact-resistant, shockproof, and pressure-resistant. With IP65 dustproof and waterproof rating, it ensures normal operation in harsh environments. Secure Encrypted Communication: Adopts AES256 encryption technology to ensure only you and your team can hear conversations. Resistant to brute-force attacks, anti-eavesdropping, and anti-interference. Long Standby & Type-C Charging: Large-capacity battery provides long-lasting usage, eliminating frequent charging. The Type-C port supports multiple charging methods. Stay safe during night operations or outdoor adventures. Features a quick-response SOS button, red and blue strobe warning lights, and a built-in high-brightness flashlight. Resolves lighting needs in dark environments and provides instant alerts for emergency situations..syi