LEF-10 Aiphone Master Selective Call Station w/Selective Door Release Surface Mount

Description:
LEF-10 is a selective calling open voice style master station with the capacity of up to 6 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.

Aiphone LEF-10 Information: http://aiphone.com/home/assets/Uploads/downloads/documents/products/specs/LEF-10-SS.pdf

Specifications:
Dimensions LEF-5 (H x W x D): 9-3/8” x 7-7/8” x 2-3/16”
Power source: 12V DC, 300mA per station. Use  PS-1225UL
Output:
800mW  @  20  ohms  (reception),
500mW  @  20  ohms  (transmission)
Communication: Press-to-talk,  release-to-listen  at master station. Hands free response.
Talk channel: 1 talkpath.  Occupied LED when in use.
Capacity: Up to 11 stations, intermixable
Wiring: 5 common wires (E, R, Y, +, -), plus 1 individual wire per station, looped. 1 add’l common wire (L) for door release.
Sub stations:  2 wires homerun in single master system, or 2 common wires (E, -), plus 1 individual wire per station, looped or homerun.
Wiring  Distance: 650’  w/22AWG;  1600’  w/18AWG
Select switch extra contact rating: 12V DC, 30mA (“K1~K5” terminals for external device control)
Door release button contact: 30V DC, 100mA (resistive load)
RY-PA contact rating: 110V AC, 1A; or 24V DC, 1A
Speaker  sensitivity: 40dB
Total  Harmonic Distortion: Less than 5% at rated output power
Signal to Noise Ratio: 60dB
Frequency Response: -3dB, 770-6800Hz