Cisco ATA 192 Multiplatform Analog VoIP Telephone Adapter

The Cisco ATA192-3PW-K9 is a versatile 2-port analog telephone adapter designed for multiplatform use with routers. It features two RJ-11 FXS ports for connecting analog phones and two 10/100 Mbps RJ-45 Ethernet ports for network connectivity. The device supports a range of VoIP codecs including G.711 a-law, G.711 μ-law, G.729a, G.729ab, and G.726, ensuring high-quality voice communication.

Key technical specifications include configurable ring voltage from 40 to 90 Vpk, ring frequency accuracy of 1%, and a maximum ringer load of 3 RENs. The adapter provides excellent voice quality with a Mean Opinion Score (MOS) greater than 4.0 and jitter below 150 ms. It supports VPN passthrough protocols such as IPsec, PPTP, and L2TP for secure communications.

The ATA192-3PW-K9 is equipped with LED indicators for power, network, and phone status, and includes a reset/problem reporting button. It is designed for wall mounting and operates within a temperature range of 0° to 40°C. Power consumption is low at 5W, powered by a 5V DC input with a supplied power adapter compatible with 100-240V AC input.

Compliance with international standards such as IEC 60950, CISPR 32, EN 55032, and others ensures reliability and safety. This adapter is ideal for users seeking a dependable solution for integrating analog telephones into IP-based networks.