Cisco IP Phone 7841 - VoIP phone - SIP, SRTP - 4 lines
Deploy high-quality voice communications for your information workers, the administrative and managerial staff. The affordable Cisco IP Phone 7841 is full-featured and easy to use. Business calls are more efficient and productive, which fosters collaboration. The 7841 also supports wideband audio for superior voice quality and offers advanced IP communications features.
Cisco IP Phone 7841 - VoIP phone
Cisco Business Edition 6000
Multiple VoIP protocol support, integrated Ethernet switch