Servonaut SM3 Engine Sound System for RC Trucks.
Servonaut SM3 Engine Sound System for RC Trucks.

Servonaut SM3 Engine Sound System for RC Trucks.

Your Price: £126.40 (£105.33 exc VAT)
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Part Number:SM3
  • Servonaut

Servonaut SM3 electronic engine sound generator for truck models - successor to the well-established SMT

Please note that when using a 7.2v battery you need to use the 8 ohm speaker [LAUT85] and when using 12 volt use the 16 ohm speaker [LAUT16]

  • Sounds include ignition, horn, compressed-air brake, turbo charger
  • 5 different motors to choose from
  • Reversing beeper (depens on speed controller)
  • No extra battery needed, can directly be powered from the main battery
  • Supply voltage 7.2 to 12V, loudspeaker from 8 Ohm up
  • Max. output 3W with 8 Ohm at 7.2V
  • With small volume control (potentiometer)
  • New Servonaut accessory available: equalizer SM-EQ for adjusting sound
  • Dimensions: 55 mm x 28 mm x 13 mm

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