Komingo Earphone Jack Headphone Adapter Kit: 2.5mm Male Audio Plug to 3.5mm Female Jack Adaptor+3.5mm Male Stereo Plug to 2.5mm Female Stereo Jack Adaptor+3.5mm Male Stereo to Dual 3.5mm Female Stereo Y Splitter Adapter 2.5mm Male Audio Plug to 3.5mm Female Jack Adaptor 3.5mm Male Stereo Plug to 2.5mm Female Stereo Jack Adaptor 3.5mm Male Stereo to Dual 3.5mm Female Stereo Y Splitter Adapter Enable your headset to use a standard headphone jack to get full stereo sound Work with all your audio devices, including: iPODs, Cellphone, PDAm MP3, MP4, Discman, Walkman