Fiio’s BTR3 adds hi-fi Bluetooth to any wired headphones for $70 bucks
There are two types of people in the world: Those who want a headphone jack, and those who have moved on. Fiio’s BTR3 is a gadget made for the former. It’s a thumb-sized Bluetooth receiver that allows you to connect your old wired headphones to your phone without a dongle, but it also sounds better…