Featuring 1000 timbres and 1000 rhythms, the 88-key piano allows you to play various instrument sounds. Full-size semi-weighted keys provide comfortable finger touch and make for similar depth in keys, and the sound will be changed depending on the playing strength. As needed, it can be connected with your mobile phone or tablet via wireless connection or Midi for more convenient teaching or playing. Unfold Dimension: 50.5" x 9" x 2.5" (L x W x H)Folded Dimension: 25" x 9" x 4.5" (L x W x H)White Key Dimension: 5.4" x 0.8"Black Key Dimension: 3.3" x 0.4"Power Cord Length: 6.5 ftPower Input: 100V-240V50/60HzPower Output: 5V 1ANet Weight: 7.7 lbsPackage Includes:1 x Electric Keyboard Piano1 x Music Stand1 x Keynote Stickers1 x Microphone1 x Power Adapter1 x Carry Bag1 x User Guide