SM-X-16FXS/2FXO= Cisco 16 x Ports RJ-21 FXS + 2 x Ports RJ-21 FXO High Density Alog Voice Module for 4000 Series Integrated Service Router

Enhance your enterprise communication with the Cisco 16xRJ-21 FXS + 2xRJ-21 FXO High Density Alog Voice Module, engineered for the 4000 Series Integrated Service Router. This robust module delivers seamless voice connectivity, supporting both outgoing and incoming lines with exceptional clarity and reliability. Its high-density design maximizes port capacity while maintaining a compact footprint, ideal for space-constrained data centers. Built on Cisco’s proven Alog platform, the module offers effortless integration, advanced call routing, and superior performance under heavy load. Upgrade your voice infrastructure with confidence, knowing you’re backed by industry-leading technology and unparalleled support.