In a nutshell, yes. It may be wise to ensure that you have a good solid signal, as drop-outs or interference can lead to poor quality calls.
Yeah. You can if you have wifi. You can use facetime skype and other voip services.
A good deal on Wifi Voip Phones can be obtained on the website of voipsupply. Search google for voipsupply, and the first hit should by their website.
WIFI Voip phones can be purchased from many different retailers. Best Buy, Amazon, Radio Shack, Staples and Office Depot are just a few of the many places these phones can be found.
A WiFi VoIP phone is a good alternative to a mobile phone because you can ring countries around the world for less. This makes international and long distance calls more cost efficient.
VoWiFi, or Voice Over Wireless Fidelity, is simply a wireless based VoIP system. WiFi VoIP phones can be purchased online at voipsupply and many ISPs can also supply these phones.
You cannot use a regular cell phone to either connect to the internet via a wifi hotspot or make voip calls. Just buy another phone which are wifi enabled...
Yes you can use it but still you need to subscribe voip service from VoIP service provider.
One can find a guide on how to set up a WiFi IP phone by visiting the Cisco website. One can also find more information about setting up the phone by visiting VoIP Talk and VoIP Supply.
It is possible to use VOIP with a computer that has a microphone. You can also use specialized VOIP phones or adapters which allow your regular phones to use VOIP. The exact details depend on the different providers.
You can also use VoIP using a mobile/cell phone.
There are tons of VOIP programs out there. The one I currently use is Skype. Skype is one of the best VOIP programs ever made. I highly recommend it if you want to use a VOIP program.
Download Fring or Nimbuzz then install it on your mobile phone. Have a SIP based VoIP account like Onesuite VoIP which you can set it up on Fring. Connect to the internet (Wifi, 3G, etc) and voila you can make VoIP calls on your mobile phone.