A Bluetooth receiver and transmitter is on sale for $14.99. That's 37% off this gadget's regular price of $23.99.

As a transmitter/receiver, the MB20 has been designed to provide a high-quality wireless connection to audio equipment that lacks any Bluetooth connectivity.

Add Bluetooth connectivity to any device with the 2-in-1 Bluetooth 5.0 Transmitter and Receiver, on sale for just $25.99 — that's 27% savings.

A quality sound system can really change your everyday audio experiences. Combine the convenience of a portable transmitter with a receiver with this 2-in-1 Bluetooth 5.0 device, now on sale for ...

【2-IN-1 BLUETOOTH TRANSMITTER RECEIVER】 In TX mode, plug the Bluetooth transmitter into non-Bluetooth devices such as TV/PC/MP3/Airplane to transmit the audio to the Bluetooth headphone ...

A Bluetooth transmitter like the Avantree Oasis Plus Certified aptX HD Bluetooth 5.0 Transmitter Receiver for TV lets you enjoy modern audio upgrades without having to purchase a brand-new TV.

I have used a few Bluetooth transmitters in the past and I just came across the Mixcder TR008 2 in 1 Bluetooth transmitter & receiver that costs about $60. Learn more in the full Mixcder TR008 review.

More complex receivers offer connectivity through RCA jacks (frequently found on TVs). Transmitter receivers can link an old TV or MP3 player to Bluetooth headphones or perhaps a soundbar.

A Bluetooth transmitter like the Avantree Oasis Plus Certified aptX HD Bluetooth 5.0 Transmitter Receiver for TV lets you enjoy modern audio upgrades without having to purchase a brand-new TV.

Our take: A reasonably priced, high-quality, compact Bluetooth transmitter/receiver. What we like: This model features a 10-hour battery, but it can function while charging, giving it unlimited power.