Algo 3226V Vandal Proof FXO Trunk Port Intercom Doorphone System

This tough-as-nails doorphone handles visitor communication with crystal-clear full-duplex audio and smart noise reduction. Built to survive the harshest environments, its vandal-proof design makes it a fortress for your secure business entrances. Effortlessly pop the door open using your telephone keypad to keep your property safe without breaking a sweat. It connects simply via a single twisted pair so you're up and running faster than a lunch break.

Material	Vandal-resistant stainless steel (estimated): true
Interface	Analog FXO Trunk Port
Audio Performance	Full-Duplex DSP with Echo Cancellation
Wiring Requirement	24 AWG Single Twisted Pair
Maximum Range	1,000 feet (300 meters)
Power Supply	Integrated 24V Door Control Relay
Mounting Type	Flush or Surface Mount Options
Environmental Rating	Outdoor Weatherproof Design