These 3.5mm audio adapter use for microphone, earphone, audio video AV PC. It is more convenient to use more quickly without welding.

This 3.5mm to screw terminal audio adapter connecting single wires with open cable heads to your 3.5mm jack.

These 3.5mm Stereo TRRS Female Jack to AV 3-Screw Terminal Block Balun Connectors feature a 3.5mm Stereo TRS Jack on one end and 3-Screw terminal block on the other end,connecting open wires to a 3.5mm stereo TRS plug.

Solderless screw type. Gold plated for maximum signal transfer & durability.

Connector 1: 3.5mm 4 pole male jack, Connector 2: 3-screw green terminal