Megaphones are useful tools for transmitting information faster to a large group or over a large area, especially if the environment is loud. There are many different options and not all megaphones ...

From Creative Technology – the Singapore-based company behind the widely successful Sound Blaster line of audio cards and more – comes a portable Bluetooth speaker with just about every type of useful ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...

Whether you’re leading chants at a protest or cheering on your favorite sports team, a megaphone can help make your voice heard. The loudest models can amplify your voice to over 100 decibels — loud ...