Testing the $10 Ikea speaker that lets you connect 100 at once

Ikea's $10 Kallsup Bluetooth speaker is fun and colorful and sounds better than its price suggests. It's not mind-blowing (it is a $10 speaker, after all), and there are no features to speak of, other than the ability to connect up to 100 of them together, but at that price, I don't really care. They're […]