We get drawerfuls of Bluetooth headsets in that claim to be the smallest in the world, and of course most of them aren't. Whether or not it's the smallest isn't really important--it's how comfortable a headset is in your ear that makes a big difference.
Nextlink claims it's made the smallest Bluetooth headset ever in the form of the Invisio G5, and while we can't definitely confirm that it is, it certainly looks incredibly wee. It weighs a minuscule 7 grams, or less than a quarter of an ounce. But is it comfortable to wear?
The Invisio uses an interesting earbud that sticks and lodges itself in your ear. The system, called Soft Sprung, works quite well and we did find the G5 a comfortable device, which is the most important part of all.to see more.