Although often used interchangeably, IP phones and VoIP phone systems have a subtle difference: VoIP phones use the public Internet to carry voice traffic while an IP phone uses a private data ...
VoIP’s monthly costs can range from $19 to $45 per line, and the device costs from $80 to $600 per IP phone. However, a traditional phone system will cost $100 to $500 for Deposit and $1000 ...