The RockJam RJ640-XS is a highly-portable 61-key keyboard piano kit that includes an adjustable keyboard stand and can be powered by batteries (not included) and mains power (power supply included.) Despite it's modern feature set, this electric piano has 61 full-sized keys that closely replicate the traditional feel of organic piano. This RockJam piano keyboard has 61 keys in a compact body that can be powered by both batteries and the included mains power supply giving you the freedom to play anywhere., This electronic keyboard gives you access to 50 demos, 350 Tones, 350 Rhythms, LED Screen, three teaching modes and the ability to record and playback 46 notes., This keyboard piano comes with a USB and Aux input so you can play along to your favorite songs and a headphone input so you can practice in private without disturbing others, This keyboard piano has two inbuilt teaching modes and access to exclusive Simply Piano content (does not include tablet), As part of this piano keyboard package you will receive an adjustable keyboard stand, piano note stickers and a sheet music stand that will support either sheet music or your smart device of choice. WHAT'S INCLUDED: Music Stand, Power Supply, Keyboard, X-Stand. DETAILS: 32.9"H x 3.3"W x 11"D, Weight: 5.95 lbs., Speaker size: 5 in., Speaker output: 10 watts, Rated E for Everyone, Manufacturer's 1-year limited warranty. For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140, Model no. RJ640-XS. Size: One Size. Color: Black. Gender: unisex. Age Group: adult. Material: NONE.