Making calls over the Internet for home and office
IP-phone DPH-400S/E/F1 allows connection to DSL / cable modem connection to make inexpensive Internet phone calls. This device combines the advantages of modern technology, Voice over IP with advanced communication features. Phone DPH-400S/E/F1 to take advantage of VoIP technology with quality comparable to conventional telephones.
High quality voice
IP-phone DPH-400S/E/F1 supports QoS, which ensures the quality of transmission and reception of voice, similar to using a regular telephone line. In addition, this phone supports many useful features, including call transfer, caller ID, three-way conference and function of "fast set." Make it convenient to dial out or answer phone calls.
Simultaneous search for pages in the Internet and make phone calls
Phone DPH-400S/E/F1 has 2 ports Ethernet, one of which is designed to connect to a cable / DSL-modem or a broadband router. The second Ethernet port lets you connect a personal computer. At the same time it will be possible to talk on IP-phone and search pages on the Internet, send emails, transfer files and perform other network tasks on the computer.
Integrated Safety and Security
DPH-400S/E/F1 option supports Voice VLAN, which allows you to isolate and secure voice traffic transmitted over the Internet. Also supported by traffic prioritization, which provides file transfer and work with Web-sites without sacrificing voice quality for Internet telephony.