61-Key Electric Piano Keyboard with Microphone, 16 MIDI Voices, 10 Rhythm Styles, Vibrato & Delay Effects – Portable ABS Digital Piano with Mains/AA Battery Power (W65 x D19 x H7)cm / (W25.6 x D7.5 x H2.8)inch Features: Demo: 6 demo songs Voices and Rhythms: 16 Standard MIDI Voices / 10 Rhythm Styles Controls and Effects: keyboard percussion, metronome, vibrato, delay effects, dual voice Material: ABS Rated voltage: DC 9V/500mA Power supply: mains and AA batteries (not included) Size: (W65 x D19 x H7)cm / (W25.6 x D7.5 x H2.8)" Package Included: 1 x 61-key Electric Piano 1 x Microphone 1 x User Manual 1 x Power Cord