There aren't many simple solutions if not none to convert speakers into wireless streaming devices. These devices are targeting an extremely niche market - those who want to stream music to their existing speaker. Logitech heard what we want, and we now have the Logitech Bluetooth Audio Adapter in the house to do just that job.
We've seen small multimedia speakers for laptop users who want a more compared to their built-in laptop speakers - and we know most laptop speakers are horrifying to the ears. Understanding that, SonicGear made a speaker - the Quatro 2 - a multimedia 2.0 speaker.
Here comes one higher-end headphone from Beyerdynamic. The trick up this one is that it is a lower impedance variant of the 3 siblings - 80 ohms instead of the 32 ohms or the 250 ohms version. Beyerdynamic is known to manufacture some of the finest headphones out in the market, and here we're going to look into one of them - the DT 770 Pro.