Servonaut SMR Electronic Sound Module for Wheeled Loaders or Catapillar Models

Servonaut SMR Electronic Sound ModuleDesigned specifically for wheeled loaders and Caterpillar models, this advanced electronic sound module delivers dynamic, realistic audio effects for enhanced model realism. Features: Dynamic sound playback including starter, horn, track drive, hydraulic noises, and engine sounds No additional battery required — powers directly from the main battery (7.2 to 12V) Maximum output power: 3W with 8 Ohm speaker at 7.2V Integrated volume control potentiometer for easy sound adjustment Compatible with 8 Ohm or higher impedance loudspeakers Optional Servonaut SM-EQ equalizer available for customized sound tuning Requirements: Requires two free receiver channels Needs one free mixer channel per valve function plus dedicated channels for track drive and starter/horn Compatible radios include Servonaut HS12, Brixl, Blauzahn, and ScaleART Commander (verify compatibility before purchase) Technical Details: Dimensions: 55 mm x 28 mm x 13 mm