Brand : Casio Model Name : SA77 No. Of Keys : 49 No Of Tones : 100 Dimensions (LxBxH) in mm : 22 x 6 x 700 mm Weight(In Kg) : 1.4 Kg Internal Songs : 10 Digital Effects : Yes Controllers : NA Metroneme Beats : NA Tempo Range : NA Transpose : NA Tuning : NA USB Connectivity : No Amplifiers : NA Speakers : Yes Power Supply(In Volts) : 9.5 V Portability : No Skill Level : Intermediates Package Details : Main Unit, Song book Warranty(Months) : 12 Months Brand Warranty Special Features : Power Requirements - AC adaptor: AD-E95100L; Dimensions (W x D x H): 604 x 211 x 57 mm Excluding music stand; Other projections: Weight: 1.4 Kg (Excluding batteries)