I remember when True Wireless In-Ears was the latest scream on the market and, despite the immense cost, you had to contend with unstable connections and total failures. Today you get useful Bluetooth plugs, such as the QCY T1C for 10.86€ incl. shipping at LightInTheBox. Use the code QCY106 in the shopping cart and select the pointless insurance.
Of course, you shouldn’t expect a sound overflyer here, but the Test by SoundReview certifies the compact sound buddies a solid performance: Oh yes, if you wonder what the difference to the model T1 (without „C“) is: According to the manufacturer, there is none.