Hasso Mobile is a calling app for those who have a contract with Hasso provided by Intercom.Hasso is a service that can automatically answer ordinary phones and send SMS.You can make external and internal calls with a PC or smartphone connected to the Internet.* This application does not work by itself. For solutions using this app, please see the Intercom web page.https://www.intercom.co.jp/hasso/・ Making and receiving calls to landlines・ Extension call with members on Hasso・ Viewing and redialing internal and external line history・ Playback of call recording data・ Send SMS・ To use this application, you need to subscribe to Hasso.Please contact Intercom Co., Ltd. for details.・ This application can be used only by customers who agree to the "Hasso Terms of Service".Please see the following web page for "Hasso Terms of Service" and "Hasso Mobile License".https://www.intercom.co.jp/hasso/rule.html