LOTOS 3.5mm Male Stereo to Double Female Audio Headphone Splitter Cable with Dual Volume Control Splitter Suit for All Earphone Headphone 3.5mm Stereo Audio 1 Male to 2 Female Splitter Adapter With Volume Switch 3.5mm M/F Stereo Headphone Audio Extension Cord. Prefer for extending the distance from your iPod, MP3 player to any audio output / speaker devices. Dual-independent volume controls - set it as loud or quiet as you want. With this adapter you and a friend can both listen to your music player at the same time.