Casio Model Name:245 No. Of Keys:49 No Of Tones:100 Dimensions (LxBxH) in cm:40x13x100 Weight(In Kg):2.8 Internal Songs:50 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 Skill Level:Beginners Package Details:Keyboard & Adaptor Warranty(Months):One Year Seller Warranty