***If you are New to RES-V3, please watch this video before connecting your RES-V3! We can tell whether it's a defect or user error. No replacement for user error. Every single unit of RES-V3 are tested at the factory & at Official Store again before being sent out.
This is just theReceiver without remote control and speaker
Get this extra board so that you can control 2 cars with just one remote by setting Car 1 or Car 2 on the receiver board