Speed of Sound

Speed of Sound Complete car audio and mobile electronics specialty shop.

Speed of Sound Audio Experts provides car, boat and motorcycle electronic accessories to the Somersworth, NH area.

We’re overstocked with Soundstream radios and need them gone. Beat prices of the year and free installation.
09/03/2026

We’re overstocked with Soundstream radios and need them gone. Beat prices of the year and free installation.

09/02/2026

Dave's Road Glide Limited!

09/01/2026

Our custom, 3D printed, amplifier rack.

09/01/2026

Another Road Glide sound system, and happy customer.

08/29/2026

First 8 X 12 Speaker! Diamond Motorcycle Audio

08/27/2026

Why?!

08/26/2026

Stop cutting off these plugs!

08/26/2026

Strobe light upgrade to this new Ram pickup.

08/24/2026

Another brilliant rally install.

08/23/2026

Address

26 Willand Drive
Somersworth, NH
03878

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm
Saturday 10am - 4pm

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