With the latest LT-3100 Software, version 1.09-0018, it is now possible to use the Zoiper Lite VoIP App to handle Voice call, SMS and E-mails via Bluetooth or Wi-Fi. For further information, please see: https://www.polaris-as.dk/wp-content/uploads/2019/06/LT-3100-Accredited-Solution-Smartphone-Rev.-1.01.pdf