Cisco ATA 191 2-Port Analogue Phone Adaptor The Cisco ATA 191 Multiplatform Analog Telephone Adapter is a 2-port handset-to Ethernet adapter that

AUDIO: Clear, natural-sounding voice quality via advanced preprocessing, high-performance echo cancellation, voice activity detection, and comfort noise generation SECURITY: Supports the latest encryption with Transport Layer Security (TLS), Secure Hash Algorithm (SHA-2) and new Secure Real-time Protocol (sRTP) cipher suites HARDWARE: Two RJ-11 FXS ports and one 10/100 Mbps RJ-45 Ethernet port International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.