LEF-3
The LEF-3 is a selective call open voice style master station with the capacity of up to 4 total stations. Any combination of subs and masters can be used up to its maximum capacity.

The LEF Series is a selective calling open voice, audio only system with the capacity of up to 11 total stations. The system can be designed to meet a wide variety of needs, including any combination of master and sub stations, up to its maximum capacity.

Features
3, 5, and 10-call masters
Intermixable system with any number of masters and subs to maximum capacity
Selective calling, monitoring, and optional All Call
Push-to-talk at master, hands-free reply at called station
Call tone and LED annunciation at master
Selective door release(w/ RY-PA per door) on LEF 3L/5/10 Call Masters
All Call with LEF-10S and all LEF-C masters (requires BG-10C)

Specifications
Power Source
12V DC - Use PS-1225UL
Communication
Sub calls in with call-tone and LED, 20 sec. Depress the LED selector button, use TALK/LISTEN switch. Master calls in with tone or voice (no LED lit), reply hands-free. To call, depress a selector, and call by voice or tone Chime available with BG-10C
Communication Output
500mW
Door release
RY-PA Contact rating: 24V DC, 1A Use 1 RY-PA per door being released
Wiring
Varies by system, see instruction manual or contact technical support