This is a 3.5mm 1 male to 2 female splitter cable. It converts a single 3.5mm stereo jack to dual 3.5mm stereo jacks to connect two stereo headphones onto one audio source device (stereo, walkman, iPod, portable CD / DVD player, MP3/MP4 player, computer and any other device that has a 3.5mm earphone jack).Package Contents:1 x 3.5mm Male to 2 Female Audio Adapter Splitter Cable.