Convert a 3.5mm stereo connection to 2xRCA plugs (left and right) 3.5mm(1/8" headphone plug) to 2 RCA(Right/Left) stereo patch cable is ideal for plugging the3.5mm plug into the headphone jack of your device or computer and the 2 RCA's tothe left and right auxiliary inputs on your sound system. This high-end 3.5mm to2RCA stereo adapter cables offer incredible audio clarity over all lengths to provide a versatile connection between hardware for all your stereo audio needs. 3.5mm Connector: With very slim connector, 3.5mm tablet/MP3/Phone to 2RCAreceiver/speaker could accommodate most mobile devices in a aslim case with asnug and secure connection. No need to take off your slim protective cases forsmartphone, tablets.What is twin phono used for? Twin Phono is also known as an RCA connection and carries two mono signalsacross each Phono connector, which are combined in audio equipment for stereo sound. Devices with RCA connector: Stereo receivers or speakers,VCR, DVD player, TV, Wii box, video camera, AV receiver, amplifier, projector, radio - Sub woofer,360, PS3,Wii, HDTV, Dolby Digital Receiver, DTS Decoder, Mini Disk , TV, Wii box,video camera, VCR,and more.Package Contents: Ruaeoda 3.5mm male to 2RCA male cableAbout Ruaeoda:<1>All product experience is fulfilled by the amazon, the normal delivery timeis about 3 days.<2> One year limited warranty and lifetime support product.