A cloud-based phone system is a internet-based telephony solution that offers businesses a contemporary and flexible alternative to conventional physical phone systems. Through this technology, all telephone communications are handled centrally using the internet instead of standard phone lines. http://middcap.com/__media__/js/netsoltrademark.php?d=www.publico.es%2Fahorro-consumo-responsable%2Fque-es-una-centralita-virtual%2F