The Carson Sound Module for R/C Trucks is super small, easy to use and easy to install.
A microprocessor reproduces the sound recorded on real vehicles via a miniature speaker.
Specs:
Compatible with brushed & brushless models Input voltage 6-12V Continuously adjustable volume Comes with TAMIYA plug Sound Unit Dimensions: 90x40x28mm Weight approx 83g Manufacturer: Carson Model: C906267 Sound Unit for Trucks