Generic 2.5Mm Jack Male To 3.5Mm Female Audio Headphone Earphone Converter Adapter 2Ring 2.5mm Jack Male To 3.5mm Female Audio Headphone Earphone Converter Adapter 2Ring 2.5mm to 3.5mm headphone adapter 3.5 mm jack 2 ring 1x 2.5mm (2 rings) to 3.5mm headphone adapter