Product UPC: 746320745114 Cisco 6 Port Expansion Module - T1 Interface Port Adapter Plug-in-Module Wired 1.544 Mbps AMI B8ZS Port Status 6 x T1- RJ-48 - WS-SVC-CMM-6T1
30 Day Warranty Included. Extended warranty is available. Contact your sales rep for more information.