Line6 Amplifi TT, guitar preamp and interface, usable as a guitar interface, bluetooth streaming receiver & modeling preamp or guitar multi effect, 1x jack input, controls: drive, bass, mid, treble & reverb, master volume/fader, preset select button, tap tempo control, outputs: stereo jack, RCA, optical output, amp out & headphone out, USB port & FBV footswitch connector, compatible with Amplifi remote app (Android 4.2 & iOS 7.0): 70+ Modeling amps, 100+ effects, 20+ cabinets, up to 8 effects can be used simultaneously, 100 onboard presets, remote control for effect parameters, automatic adjustment of the guitar sound for songs in the music library, share and rate of sounds in the cloud, supports Apple devices with iOS 7 and above, weight: 4,5kg, dimensions: 9,2 x 16,5 x 25cm