Bose is one of the most popular names in audio, but with several similar products in its lineup, how do you know which one to pick? We’re comparing the brand’s portable wireless speakers — the SoundLink Color, SoundLink Mini II and SoundLink III — so if you’re considering Bose, we can help you find the one that’s best for you. The basics Each of these wireless speakers from Bose uses Bluetooth technology to connect to your smartphone, laptop or other compatible device.