SPIKA-SRM is single push-to-talk button microphone unit for public announcement application. Up to 8 SPIKA-SRM units could be connected to the Priority BUS of SPIKA panels. The PTT microphone units could be used to send low priority voice messages in one or multiple zones of the system and are usually used for public announcements by cashiers, parking lot operators, public building administration and others.



  • Power supply – from the panel
  • 1 PTT button
  • Dip-switch addressing
  • Line status LED
  • Output volume adjustment
  • Microphone sensitivity adjustment
  • Metal housing
  • EN 54 certified
Main Power Supply 24VDC (from the panel)
Backup Power Supply From the panel
Connector type RJ25
Response Frequency 40 ÷ 18.000 Hz
Sensitivity -40dB
Impedance 75 Ohm
Dimensions  (L x H x D) 116 x 490 x 140 mm
Weight 650 gr
Material Metal

Product Documents


SPIKA - Declaration of performance
Updated at 08.11.2023 Size 0.98MB
SPIKA - Certificate of Constancy of Performance
Updated at 08.11.2023 Size 2.77MB

Marketing Documentation

SPIKA-SRM - Datasheet
Updated at 08.11.2023 Size 0.16MB
SPIKA – Brochure
Updated at 09.11.2023 Size 19.38MB

Technical Documentation

SPIKA - Manual
Updated at 08.11.2023 Size 10.17MB

Product pictures