Now, thanks to the implementation of USB-C ports and the proliferation of the best Bluetooth headphones and wireless earbuds, the 3.5mm jack is pretty ... Chord Mojo 2, or the iFi HipDAC.

3.5 millimeter headphone jack and those that use a USB connection, you might wonder whether the more information-dense USB standard is capable of delivering higher quality sound than the 3.5mm ...

This airline adapter converts a dual-prong airline jack to a standard headphone stereo plug (3.5 mm, 1/8 inch). Plug the headphones cord into the adapter and insert it into the airline jacks to ...