1.1 to 2 Adapter (3.5mm to 3.5mm) 2.Used for mp3, airline etc 3.Gold-plated adapter with good connection 4.Free samples Feature:1.3.5mm stereo headphone jack adapter2. One jack to two femal jack socket3.Color: black4.Easy to plug and use5.Used for mp3, airline ,speakers etc Earphone Jack Adapter For Airline