【function】Convenient functions such as checking images of visitors, making calls, receiving alarms, and unlocking electric locks are available on your smartphone.[For use]・This is a dedicated app for the intercom system PATMOα for apartment complexes. This applies to the model number "GBM-2M7" of the intercom base unit installed in the residence.・You can register 4 smartphones to one account.・It can be used both when connected within the wireless LAN area of the residence and when connected via 4G line etc. outside the home.- To use this app, you will need to install a wireless LAN router (commercially available) and connect to the Internet for each residence. Internet communication charges are the responsibility of the user.・Free usage period is 90 days from the date of account information registration. Once the free usage period ends, a monthly fee of 100 yen (tax included) will be incurred and the service will be automatically renewed every month.・Monthly fees will be charged to your Google Play account.-Cancellation of this app is not possible within the app. Please cancel from Google Play.[Operation confirmed smartphones and tablet devices]- Compatible models are listed on our website, so please check.[Operation confirmed wireless LAN router]- Compatible models are listed on our website, so please check.[License agreement]https://www.aiphone.co.jp/app_sp/asp-gbm/eula/