You can use FlexPBX on any internet connection. Whilst it does work on Mobile Internet, such as 4G, the best results are on a fixed line service, such as NBN, ADSL, Fixed Wireless or Fibre.

1. Take your handset home
   You can disconnect your handset and take it home. If you require a power adapter, Summit Internet can supply these for $22 Each + Freight.
   There may need to be some reconfiguration to your handset if it is configured for VLANs. Summit Internet or your IT Partner will be able to assist you.
2. Use a softphone
   You can use a software based phone. (See What is a Softphone)