1/4'' to 3.5mm Audio Jack Adapters allow a 6.35mm stereo port to connect a 3.5mm plug aux cable Connect audio devices such as guitar amplifiers and AV receivers to headphones or MP3 Players with 6 ...

Virtually all smartphone manufacturers have eliminated the 3.5mm audio jack even though it has long ... The digital-to-analog converter, filtering circuits, and headphone amplifier will then ...