Adtran 4200821F12 NETVANTA 3448 POE W/VPN 1 Zone Door Answering Unit (w/o Power) V-2901A and Double Shutter WDR will

and Double Shutter WDR will deliver the best images in any type of environment

it is a replacement for punch unit model number 60171

and loud ringing for indoor and outdoor areas

Battery Powered High-Speed Crimping Tool EK22GL

page port access

Adtran 4200821F12 NETVANTA 3448 POE W/VPN 1 Zone Door Answering Unit (w/o Power) V-2901A and Double Shutter WDR willA Multiservice Access Router that delivers the high packet throughput required for IP Telephony, corporate connectivity, and Internet access. This performance enhanced routing platform delivers wire speed throughput, even with advanced services like QoS, NAT, and Firewall enabled. Features: RapidRoute technology for greater performance Single Network Interface Module (NIM) slot Integral eight port, nonblocking, Ethernet switch Inherent URL filtering