Specification‎:‎Color‎:‎ BlackWeight：6gDiameter‎:‎ 3.5mmSize‎:‎ Approx‎.‎ 35x21x12 mm ‎(‎LxWxH‎)‎Features‎:‎3.5mm jack plug to 2 x RCA Splitter/ Y adapterSuitable for connecting 2 RCA ‎(‎Twin phono‎)‎ audio cables to one device with 3.5mm jack output / Input‎.‎Allow to connect two sets of earphones‎,‎ headphones or stereo speakersto your MP3 or media player‎(‎especially suitable for lovers‎)‎It can also connect PC sound ‎(‎card‎)‎ or mp3/ mp4 player to surround sound speakers / amplifierEasy to use just plug and play