Learn how to make your own DIY portable speaker for your smartphone using basic components like mini speakers, an amplifier ...

Most people attempt to build a DIY subwoofer enclosure for one of two reasons. They're either looking for a custom design at an affordable price, or they're trying to get a subwoofer in their car ...

This DIY mini portable speaker is a small straightforward powerful speaker that can give enough sound to fill up an entire room. It is on a wooden box with a slide switch. It is powered by a battery ...