Yamaha YPT-340 Keyboard 61 touch responsive keys, 550 sounds, 136 styles, 102 internal songs, 32-note polyphony, 2 Track Sequencer / 5 User Songs, 1 One Touch Setting, Music Finder, Effects: Reverb, Chorus, Master EQ, Harmony; Dual Function, Split Function, SMF- and SFF- compatible (Standard Midi File and Style File), Registration Memory, Metronome, Transpose, Melody Suppressor-Function, Lesson guide "Key to success", incl. Yamaha Education Suite, LC-Display with backlight, connection: thomann AUX In, USB-to-Host, Headphone, Sustain Pedal, Speaker System 2 x 2,5 Watt, usable with batteries, inkl. power supply and musi rest, dimmensions W x D x H in mm: 945 x 368 x 121, weight: 4,4 kg, colour: silver