Yamaha PSS-E30, Keyboard, 37 Mini keys, 32 Voices polyphony, 49 Voices (46 voices + 1 drum kit + 2 SFX kits (74 sound effects such as vehicle, animal noises and other sound effects)), Quiz mode with questions about sounds and note names, 28 Styles and smart chord function, 30 Songs, Free digital songbook, Battery (4x AA, not included) and USB bus power (USB power adapter sold separately), 1.4 W speaker, Headphone jack, Dimensions: 506 x 54 x 201 mm, Weight: 1.2 kg, incl. USB cable