Description:Our FC-21 converter creates an easiest way to help to connect the effects app on your phone to the electric guitar or electric bass, and send your instruments' signal to speakers or headphones to play, to achieve the perfect sound effects.Features:Electric guitar/bass to smart phone converter helps to achieve the perfect sound effects of your instrument.It applies to the app of effects, turners and recording software in the smart phone.Compatible with the smart phone or tablet which have the same type of earphone jack for iPhone/for iPad.Compatible for iOS and for Android system. Also suitable for some Android smart phones and tablets. It is easy to install and can be used for a long time. Useful accessory for electric bass and guitar players.Instructions:2. You can download software guitar amp & effects system.3. If you listen to the sound through headphon the output jack will automatically mute.Specification:Condition: 100% Brand NewBrand: Flanger Model: FC-21Main Color: WhiteSuitable for: electric guitar, electric bassGuitar Input: 6.35mmHeadphone Output: 3.5mm stereoSpeaker Output: 6.35mmSize: Approx. 6.5 * 3 * 1.5cm / 2.5 * 1.1 * 0.5inWeight: Approx. 38gPackage Included: 1 * Electric Guitar/Bass to Smart Phone Converter