Check the listing for details. Bogen UTI312 Multi Zone Page Controller with UTI (New, Opened Box). Condition: New – Open box. Listed at 375.00 USD. Model UTI312 - Multi-Zone Universal Telephone InterfaceThe UTI312 Zone Paging Contoller provides multi-zone paging for one-way applications such as self-amplified speaker systems, with each output capable of providing audio for up to 150 self-amplified speakers.The UTI312 is compatible with all standard analog port types. Each UTI312 comes with a pre-installed ZX3 module for three zones of paging and is expandable up to 12 zones. The UTI312 offers up to 24 programmable paging zone groups as well as all-call, auto select, override, night ring, two tone triggers, and code calling zone groups.The UTI312 also offers flexible dialing.Expandable from 3 to 12 zones (in 3-zone increments using ZX3 modules)One-way paging onlyInterfaces to Loop Start, Ground Start, Analog Station, and Page Ports(with or without contact closure activation)2 Background music (BGM) inputsBGM sources assignable per zoneLevel control for each zone output150 Speaker T/R drive capacity per zoneProgrammable AUX RelayOverride input (loop start or page port)Separate override, all-call, tone trigger, night ring, and code call zone groupsContact and 90V Night Ring inputs24 User-assignable zone groupsFCC Part 68 RegisteredListed to UL Standard 60950 for U.S. and Canada Technical Specifications Input Impedance: 600 ohms (nominal) Input Level: -10 dBm (nominal) VOX Sensitivity: -30 dBm Background Music Input Impedance: 20k ohms Music Input Level: -10 dBm (nominal) Output Level: -10 dBm nominal Output Impedance: 8 ohms Speaker Drive Capacity: 150 per zone Timer Duration: Default: 10s to 990s (both defeatable) VOX: 1s to 9s CPC Disconnect: Pulse greater than 300ms ZX3 Contact Closure: 2A @ 30V AC, 0.5A @ 125V AC AUX Contact Closure: 2A @ 30V DC, 0.6A @ 125V AC DC Output: 1A @ 24V DC Voltage: 120V AC Current: 0.75A Temperature: 0 to 104º F (-18 to 40º C) Humidity: 0 to 85% non-precipitating Approvals: C-UL (UL60950); FCC Part 68 Registered; FCC Part 15 Compliant; Industry Canada CS-03 Dimensions: 16-3 /8" W x 3-1 /2" H x 4-7 /8" D 19" W x 3-1 /2" H x 4-7 /8" D (with mounting flanges) Product Weight: 8 lb.