Cisco 8841 IP Phone - Wall Mountable, Desktop - Charcoal Gray - 5 x Total Line - VoIP - Caller ID - SpeakerphoneUnified Communications Manager, Unified Communications Manager Express, User Connect License - 2 x Network

Uses VoIP technology to transfer audio signals over the Internet while circumventing high toll charges by telephone companies Electrical power and data are transmitted using a single cable to devices such as Access Points, IP cameras or IP phones Enjoy superior voice communications while retaining the convenience and user-friendliness over Internet Energy efficient - designed to use less energy than alternative products, potentially helping you save money and reduce your carbon footprint.