For small or home-based businesses, a virtual PBX phone system is the suitable and the right phone system to use.
How Can I Send A Song To Someone's Cell Phone Or Email? I Don't Have A Data System On My Cell Phone.
Today, there are many ways to send information to another cellphone. You can use a connectivity option like bluetooth, infrared, wifi, MMS, SMS, etc - whichever is available on your cellphone and the receiver's.
If you want free service of VoIP then you may want to tell your friend, relatives or family to use Skype. With Skype-to-Skype call you get instant and free VoIP for business or home calls.