Features 1、● 2.4 inch TFT full color LCD screen display, ultra-thin, ultra-small and delicate touching design, beautiful. 2、● Full-range voice color display operation, wireless transmission, easy installation. 3、● One machine three networks (WIFI + GSM + GPRS), always Net, safer, more assured. 4、● One machine three functions(doorbell + telephone + burglar alarm), intelligent perfect. 5、* Tuya APP remote control, and compatible with Amazon Alexa, Assistant for voice control. 6、● One-button SOS secret call for help; support duress code, can secretly call the phone in case of emergency; care for life secure. 7、● Support multiple languages, Chinese, English, German, Korean, Spanish, Portuguese, French, Arabic, Russian. 8、● Self-contained pet volume identification, can effectively prevents pets from interfering with false alarms 25KG. 9、● Support remote WIFI network APP alarm push, phone, SMS, and other multi-channel alarm mode and management. 10、● Support 5 groups of preset alarm call phones and text messages, set its SMS switch and dial switch separately. 11、● One-button operation automatically increases the wireless detector series accessories, no need to separate zones, attributes, names, etc. 1 2、● Support main door, lobby, help, bedroom, window, balcony, perimeter, smoke, gas , carbon monoxide, water leakage, doorbell, PIR detector, door magnetic detector, and other zones name and number can be set arbitrarily. 1 3、● Support multiple zone type settings such as access zone, internal zone, perimeter zone, doorbell zone, 24-hour zone, etc. . 1 4、● Support multiple extended alarm display and alarms such as main power failure, backup battery defect, anti-smash alarm, etc. 1 5、● Double speaker alarm sounding design, built-in speaker, can be connected with external siren. 16、● Support zone scam arbitrarily input. Specifications Overview: This one machine three (doorbell + telephone + burglar alarm) intelligent perfect. 2.4 inch TFT full color LCD screen display, ultra-thin, ultra-small and delicate touching design, beautiful. One-button SOS secret call for help; support duress code, can secretly call the phone in case of emergency; care for life security. Features: ● 2.4 inch TFT full color LCD screen display, ultra-thin, ultra-small and delicate touching design, beautiful. ● Full-range voice color display operation, wireless transmission, easy installation. ● One machine three networks (WIFI + GSM + GPRS), always Net, safer, more assured. ● One machine three functions(doorbell + telephone + burglar alarm), intelligent perfect. * Tuya APP remote control, and compatible with Amazon Alexa, Assistant for voice control. ● One-button SOS secret call for help; support duress code, can secretly call the phone in case of emergency; care for life secure. ● Support multiple languages, Chinese, English, German, Korean, Spanish, Portuguese, French, Arabic, Russian. ● Self-contained pet volume identification, can effectively prevents pets from interfering with false alarms 25KG. ● Support remote WIFI network APP alarm push, phone, SMS, and other multi-channel alarm mode and management. ● Support 5 groups of preset alarm call phones and text messages, set its SMS switch and dial switch separately. ● One-button operation automatically increases the wireless detector series accessories, no need to separate zones, attributes, names, etc. ● Support main door, lobby, help, bedroom, window, balcony, perimeter, smoke, gas , carbon monoxide, water leakage, doorbell, PIR detector, door magnetic detector, and other zones name and number can be set arbitrarily. ● Support multiple zone type settings such as access zone, internal zone, perimeter zone, doorbell zone, 24-hour zone, etc. . ● Support multiple extended alarm display and alarms such as main power failure, backup battery defect, anti-smash alarm, etc. ● Double speaker alarm sounding design, built-in speaker, can be connected with external siren. ● Support zone scam arbitrarily input. ● Timing cloth disarming and Message operation. ● Support phone function, similar to an ordinary telephone. ● Support electrical switch linkage. ● The user is disarmed and the host alarm is pushed to the APP. ● Support IOS system, Android system (android) mobile APP remote alarm, cloth disarming. Specifications: Power supplys: 110 ~ 230VAC (input) 5V / 1.0A (output) Remote Control Battery: CR2032 button battery 210mAh (included) Doorbell Battery: CR2032 button battery 210mAh (included) Backup battery: 3.7V/500 mAh Standby current: ≤80uA Alarm current: ≤500mA GSM network communication system: 850/900/1800/1900mHz FIFI standard: IEEE802.11b/g/n wireless standard Working temperature: -10°C-60°C Working humidity: ≦95% Wireless frequency: 433MHz Alarm alarm horn: ≥85dB Transmission outdoor wireless power: 10±14dB Alarm transmission: FIFI+GSM transport Product size: 160 * 100 * 12.5mm / 6.3 * 3.9 * 0.5in Package size: 28 * 18 * 12cm / 11 * 7.1 * 4.7in Package weight: 900g / 1.98lb Package List: