2-Year Manufacturer's Warranty
This SIP ready small to midsize business phone system comes with 4 VOIP SIP ports and 16 ports for digital DSX telephones. It includes one pre-installed 4-port VOIP daughter board and 2 unlimited SIP trunks and is pre-programmed to handle incoming SIP traffic. It must be purchased with a minimum of 2 Unlimited SIP Trunks and has the ability to expand to 8.
What are SIP Trunks? SIP Trunking provides business-class phone service including local, long-distance, toll-free and international calling at extremely affordable rates. It does this by using an existing broadband connection rather than traditional copper wiring. With SIP Trunking, reliable, high quality phone service and the ability to add many, cloud-based features make it an ideal service for today's business.
Looking for a powerful, extremely customizable, yet easy to program small business phone system? Then look no further than the DSX-40. This kit comes ready to handle 4 phone (CO) lines, 8 digital telephones, and 2 analog (single line) devices (such as a fax machine, a single line telephone or credit card machine). Also included are interface circuits for 2 analog door chime boxes (including dry contact relays). Three digital 22-button phones are included in this kit.