This Cisco VIC2??2FXO Voice/Fax Interface Option is designed to add two?2 RJ??11 Universal FXO ports to an NM??HDV2 IP Communications High-Density Digital Voice/fax Network Module, made for Cisco 2811, 2821, 2851, 2911, 2921, 2951, 3825, 3845, 3925 and 3945 Unified Communications Routers. It supports analog CAMA, including for North American E??911 service. This Cisco VIC2??2FXO Voice/Fax Interface Option has been removed from a working unit, tested for complete functionality by our expert in-house Cisco-Certified Technician, and is ready to ship today! Purchase with confidence, as the photos above represent the exact quality of your items, and come bundled with our 90 Day Warranty. *Please note, we have additional refurbished Cisco Router Modules in stock; feel free to send a message and we will update the quantity to suit your specific needs.* Thank you for choosing AltaTech for all of your lightning-fast IT needs!