1. IPX6 waterproof rating, impervious to wind, snow, and dust. 2. High-definition calls ensure clear communication. Supports automatic call connection/disconnection. 3. No network required, built-in Bluetooth walkie-talkie system with a communication range of up to 1500 meters. 4. High sound quality: High-fidelity 40mm diameter HL speaker, 30% louder than ordinary speakers. 5. High compatibility: can be paired with other brands for intercom functionality 6. Bluetooth version: 5.2 7. Waterproof rating: IPX6 8. It can connect to two mobile phones at the same time.
