The sound quality of VoIP calls is now very good, with most VoIP users and VoIP call recipients finding the quality of calls to be indistinguishable from there standard PSTN phone service. There are a number of factors that will impact on the quality of VoIP calls, these are:

• The quality of the hardware used,

• Local network traffic, (see QOS)

• Broadband Internet Service Provider quality (network speeds and congestion).

If all of the above factors are working effectively then your VoIP experience is likely to be excellent.