I added Bluetooth to my car with this FM transmitter for just $14 — and it's way better than I expected

No Bluetooth in your car? No problem. An FM transmitter is a surprisingly solid way to connect your phone to your stereo ...
Darko.Audio

FiiO’s Air Link is an aptX Lossless, LDAC Bluetooth transmitter

FiiO’s Air Link is a 5g T-bar USB-C Bluetooth transmitter that plugs into your smartphone to upgrade its wireless audio ...
Newsweek

Scosche FlyTunes Adds Bluetooth to Any Device With a Headphone Jack

Whether you prefer the window or aisle on a plane, at some point you've probably attempted to get up from your seat, only to be jerked back by the wired headset you forgot to remove that was still ...
Ars Technica

Bluetooth transmitter for TV to BT headphones

My dad wanted some wireless headphones for Christmas for watching TV and I made the mistake of buying something without doing the proper research. As it is, I ended up getting a pair of Sony MDR1RBT's ...