Keyboard

• High quality mini keyboard
• 120 Voices (instruments)
• 114 auto accompaniment Styles and the Smart Chord function
• 30 onboard Songs
• Free digital songbook
• Various functions (Sustain, Metronome, and more!)
• Light and compact
• Built-in speaker / Headphones jack
• Battery and USB bus powered (USB power adaptor is sold separately)

Full product specifications at official Yamaha site.