Cisco IP Phones have been specially designed as cost effective and reliable voice communication systems for small and large business organizations. Featured with digital display facility, these Cisco products boast of having high definition audio, voice mail sending and receiving function, third party call control and cloud based Webex calling arrangement. ABS made body of these products is stain and scratch proof. Apart from their user friendly aspect, these Cisco IP Phones deserve praise for their non backlit or white backlit graphical display feature that enables user to access text based Extensible Mark up Language (XML). Handset of these products can easily integrate with hearing aid and its loudness level conforms to FCC norms. Volume of their speaker and handset can be adjusted by toggle system. Cisco IP Phones are known for their HD audio, third party call controlling function and voice mail sending as well as receiving facility. Adjustable volume of their in built speaker is one of their key features.