Feature:1. Essential Elderly Assistance Products: Our 4G SOS Emergency Button is designed specifically for elderly individuals, providing a reliable and easy-to-use panic button that ensures immediate help at the touch of a button.2. Multiple Alert Methods: This advanced SOS Alert System features four alarm methods including a one click alarm on walkie talkie, pull cord alarm, voice recognition, and the highly effective SOS button, ensuring that help can be summoned in various situations.3. User-Friendly Design: The caregiver call button incorporates a handle key and strap design, making it convenient for seniors to use in bed or at home, while minimizing false alarms through suggested operational guidelines.4. Real-Time Notifications: Upon activation of the panic button, the intelligent alarm system immediately sends SMS and phone alerts to up to three emergency contacts, ensuring that assistance is on its way without delay.5. Dual Communication & IP65 Waterproof: With a wireless caregiver pager and two-way communication feature, this device allows for direct conversation during emergencies. Additionally, the IP65 waterproof rating ensures durable performance in any environment, enhancing safety for elderly users.Specification:Consumption: <100mA@standby, Max.1000mA@in callVoice Recognition Distance: 5mBand(only for 4G model): LTE-FDD B1/B3/B5/B7/B8/B20,GSM/GPRS/EDGE 900/1800MHz@A7670E moduleLTE-FDDB1/B2/B3/B4/B5/B7/B8/B28/B66, GSM/GPRS/EDGE850/900/1800/1900MHz@A7670 SA moduleSIM Card: NanoRadio Frequency: 433MHzConnectivity: Up to 20 sensors and 10 SOS buttonsPower Supply: Type-C, DC 5VBack Battery: 3.7V, 500mAh Lithium BatteryHelp Button Power Supply: 1 * CR2032 Lithium BatteryHelp Button Body Protection Level: IP65Mounting: Wall-mountedOperation Temperature: -10~55 Receiver Panel Size: 12.7 * 7.8 * 1.6 cm/5 * 3.1 * 0.6 inchHelp Button Size: 6 * 3 * 1 cm/2.4 * 1.2 * 0.4 inchReceiver Panel Weight: 94 g/3.3 ozHelp Button Weight: 13 g/0.5 ozPackage List:1 * Receiver Panel1 * Help Button 1 * Type-C Cable1 * Hanging Board1 * Hanging Rope2 * Mounting Screws1 Instruction Manual