The MP-S Series is a mid powered intercom system that supports one master and up to three subs or speakers. This system is ideal for applications with moderate ambient background noise, such as drive-thrus and vehicle gates.


  • Compact master with powerful 2.5 Watt output for higher noise areas
  • Hands free reply from remote area
  • 1 or 3 call master station, desk or wall-mount
  • Use 8 ohm horn speaker for maximum output
  • Subs call master with electronic tone and LED (MP-3S)
Power Source
12V DC – Use PS-1225
Communication Sub calls in with tone and LED, 20 sec., on MP-3S, press sub selector and TALK to transmit, and release to listen
Communication Output 2.5W at 1KHz
Wiring Doors/Subs/Horns to master: 2-cond., overall shield
Distance Doors/Subs/Horns to master: 330’(22AWG) 720’(18AWG)
Wire Type Pease call Aiphone Pty Ltd.
NA-A_small - Aiphone UK
Master 1 Sub 1-3 - Aiphone UK