Equipped with an impressive array of 100 timbres, 100 rhythms, and exclusive dual speakers, it ensures superior sound quality and endless creativity. The 61 keys keyboard piano operates on both cable charging and battery power, adapting to your lifestyle. And you can connect seamlessly thanks to the audio output and microphone input, ensuring you're concert-ready at any moment. Specification: Keyboard Dimension: 23"" x 7"" x 2""(L x W x H)Power Cord Length: 6.5 ftPower Input: 100V-240V50/60HzPower Output: 5V 1ABattery: 4 Aa batteries (not included)Net Weight: 2.2 lbs.Package Includes:1 x Electric Keyboard Piano,1 x Music Stand,1 x Keynote Stickers,1 x Microphone,1 x Power Adapter,1 x Carry Bag,1 x User Guide.