Uses advanced voice quality-of-service (QoS) capabilities and the voice Session Initiation Protocol (SIP) stack

Supports reliable faxing with simultaneous voice and data use

Includes two standard telephone ports, each with an independent phone number, for use with analog fax or phone devices

Is compatible with all industry voice and data standards and common telephone features such as caller ID, call waiting, and voicemail Learn More

• Easy to install, and designed exclusively for the Cisco® SPA 500 Series IP Phones

• 32 programmable buttons simplify dialing and call transfers

• Multicolored LEDs monitor the status of each configured voice line via Busy Lamp Field (BLF)

• Two attendant consoles can be linked, for a total of 64 buttons Learn More

USA and Canada Unlimited w/DID Learn More

Extend your phone system by adding an additional line to your existing setup.

*Connect Remote Offices
*Access your system from the home
*Hire a new employee
*Connect using an app or a hard phone Learn More