Split the audio from your iPod MP3 player to 2 sets of headphones Great for splitting audio from your iPhone & other mobile digital devices that feature a 3.5mm audio output jack Share your favorite songs andor videos with a friend Slimline connector molding fits nicely into a 3.5mm headphone jack even if your mobile device is in a protective case Compatible with various phones such as the Apple iPhone 6 iPhone 6 Plus iPhone 5 Samsung Galaxy S5S4 Amazon Fire Phone