Usado mas funciona tudo perfeitamente com um detalhe: Nunca consegui ativar o Aftertouch, não sei se é questão de configuração ou se não funciona mesmo.Doepfer LMK4+ 76T USB, 76 Key Midi Master Keyboard with Hammer Mechanics, Velocity resolution max. 127 steps resolution, Monophonic aftertouch (Channel-aftertouch), 2-line, 16-character LC display, adjustable backlight/contrast, operation via 24 buttons grouped in three rows of eight, 8 buttons with LED display, 2 wheels: one spring-loaded and one without spring, MIDI functions free assignable, 2 sliders (60 mm fader), MIDI functions free assignable, 2x MIDI Out, 1x USB, Power Supply included, 128 memories (presets), black grey flightcase with handle and removable lid, Dimensions: about 141 x 28 x 12 cm with ball corners, weight: about 22 kg