Cisco ATA191-K9, Analog Telephone Adapter

Feature:-

Voice quality- Offers clear, natural-sounding voice quality via advanced preprocessing, high-performance echo cancellation, Voice Activity Detection (VAD), and Comfort Noise Generation (CNG)

Central provisioning and configuration- Eases deployment via a Cisco Unified Communications Manager central interface

Security- Provides a complete security solution for both media and signaling

Problem reporting (PRT)- Improves serviceability with a dedicated PRT button for problem reporting and log collection

IPv6- Enables an IPv4/IPv6 dual stack to help migration to IPv6