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Granite state audio is open and will stay open,offering services while taking precautions to keep everyone safe.

If you would like to donate to the production of face shields for safety please click here 

Welcome to GSA! Whether you need one radio installed or 200 GPS units installed I will strive to provide the best possible service and products at reasonable prices. Please ask any and all questions that you may have, I would love to earn your business

Phone: (603)513-9131




Car-Audio, Video, Security, Navigation, Bluetooth, Lighting, LEDs, Keyless entry, Radar, Cameras, Aux, Usb, remote starts and more.


Marine- Audio, Video, Navigation/GPS, Sonars, Lighting, Electrical repairs, Bluetooth, Aux, Usb, Security, and more.


Home-Audio, Video, Security, Home integration.

Fleets-Gps,drivecams,ELDs,and more

Service as solid as the name

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