With 61 semi-weighted keys, the Yamaha MX61 digital keyboard provides killer range whether you're on the go or at home. Lightweight, slim, but full to bursting with features and effects, the MX61 has you covered. Containing over 1,000 sounds found initially in the Yamaha MOTIF keyboards, including piano, drums, strings, and more, the MX61 gives you a myriad of options for sound-building with its effects, Virtual Circuit Modeling, 128 note polyphony, arpeggiator, and more.