The Cisco IP Phone Series is a great fit for businesses of all sizes seeking secure, high-quality, full-featured VoIP. Select models provide affordable entry to HD video and support for highly-active, in-campus mobile workers. This advanced series provides flexible deployment options: on premises, cloud and Cisco pre-approved third-party UCaaS providers.Flexible deployment options help you cut costs and maximize your investment. Remote workers get single sign-on access with Cisco Expressway. Latest encryption secures communications. Cisco EnergyWise helps reduce costs in off-work hours.