The Dahua AirShield Alarm Keyfob is a compact and efficient device designed to enhance the security and convenience of your alarm system. It features an SOS emergency alarm function, allowing for immediate alerts in critical situations. With advanced frequency hopping and two-way communication technology, it ensures stable and secure communication between the keyfob and the alarm system. Additionally, it supports cloud updates and automatic recovery from update failures, ensuring your system is always running the latest software.
