Get alert at home and not at home share to 20 users, NO MONTHLY FEE! - NOT AT HOME, APP notification, get patient / elderly alert in time when you out for something - AT HOME, with local alarm / notice voice and LED flicker notification, 5 levels volume can be adjust with mute mode - Work Mode: SOS send signal to wifi hub, wifi hub send smartphone notice via APP, also with local alarm voice and LED flicker 58 songs optional & 4 level adjustable volumes - 58 ringtons for your option, you can select regularly -0-120dB with mute mode to meet your needs ofr different occasions Ultra Long Operating Range Indoor Distance:15-30m - When elderly or patient need help, you can hear & help in time. Popular Smart Life and Tuya Smart APP - Popular free Smart Life and Tuya smart APP enjoy a big and stable smart home system, no extra hub required - APP support English, Russian, Spanish, Portuguese, French, German, Italian, etc - Support Alexa, Google Home How to connect the Wi-Fi ? Original plug as the standard of your Country UK,US,AU & EU - You can select as your Country