Conwork 4-Pin Male to 3.5mm Double Female Stereo Headphone Jack Splitter Cable Adapter For iPhone iPad itouch External Speaker and Headset (Black) 4-Pin 3.5mm to dual 3-pin 3.5mm Headphone Splitter Adapter. Used to split the audio output to two separate sets of headphones or speakers. Fully supports iPhone, iPad, iPod, Android, speakers and all MP3/MP4 devices Ideal for splitting audio for iPods, iPhones, iPad or any MP3/MP4 Media Players. Gold-plated molded connectors with strain relief ensure a solid high quality connection between the connected devices Lightweight, yet sturdy design that can easily be plugged in when required. Note: it is a splitter, not a combiner