Cisco - VoIP phone adapter

The Cisco Analog Telephone Adaptor (ATA) 191 Multiplatform Analog Telephone Adapter turns traditional telephone, fax machine, and overhead paging communications devices into IP phones and devices. Ideal for customers with enterprise networks, small offices, and Unified Communications as a Service (UCaaS) from the cloud, this IP phone adapter is a great fit for daily use while protecting your analog investments with transition to IP networks.