Commence SIP Client 1 is an alternative to having a PSTN line. If you have a broadband connection you can use Commence SIP Client over the broadband and have your own VOIP Direct Inwards Dial number. All of your call would be made over the internet instead of the BT line at a much cheaper call rate and lower rental cost. 

The monthly subscription of £5+VAT per user
Ideal for a HOME USER / MICRO BUSINESS requiring professional Telephony facilities.
With the ability to make call over their existing broadband connection. A popular option for customers using Commence SIP is to use a PC Headset and one of the many FREE softphone client software programs available such as X-Lite.

Call Sales on 0845 6582489 for more details.