ACP 3.5mm to 2.5mm Stereo Adapter Home / Audio / Video / Audio Cables / 3.5mm Audio Cable Product Information Product InfoACP 3.5mm to 2.5mm Audio Adapter converts a 2.5mm headset jack to 3.5mm mini plug connector. it allows to you use any headset with a 2.5mm connector to your PC or Audio system. Warranty Information Reviews