Estone Mini Y Shape 3.5mm Jack Stereo Audio Headset Splitter Connector Adapter Keyring 3.5mm headphone adapter splits line into 2x 3.5mm ports Connect up to 2 headphones to one device for sharing music with friends Nickel plated for increased corrosion protection When you want to share the same music on two sets of earphones, use this Y shaped headphone splitter into your MP3 player With key chain cap, you can take the headphone splitter any where you want