Home Security Alarm System.

SPECIFICATIONS   Brand Name: brand name     Smart home platform: Other Alarm Type: The Alarm Size: 120mm*98mm*12mm Connection Type: WireLess Power: 100V-240V Video Interface: Yes Display: Yes Arming Type: APP Zone Number: 200 Certification: NONE Kit Configuration: Door/Window Sensor Output Number: 200 Password Keyboard: Yes Model Number: H501-4G HD Panel Feature: 2G/4G Panel Support 5 groups phone numbers Feature 2: IPS HD Touch screen with the 2022 newest Xsense UI Feature 3: Built-in 10 languages with voice function Feature 4: Display the status of doors and windows in real time Feature 5: Support 850/900/1800/1900MHz 4G Feature 6: Compatible Amazon Alexa and Google Assistant Feature 7: Support OTA online upgrade   All products shipped with batteries: There is a lithium electronic battery in the security. There is a button battery in the remote control. Other Sensor built-in battery. You can learn about the operation of related products through this link o