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Review on Enhance Car Radio Signal Strength with HerMia 12V πŸ“‘ Antenna Amplifier and Noise Filters for Marine Car Boat Truck RV by John Mejia

Revainrating 1 out of 5

The red light came on.

Apparently the device has power, but nothing else happened. No noticeable boost, at least it interferes with the signal as the stations I've listened to tend to fade out where they used to be strong. Can't recommend it. waste of time.

Pros
  • Easy and safe installation, no need to cut any wires, just connect to the 12V power supply with a wire clamp and install in line with the car antenna.
Cons
  • Some small things