The casio ct s1 portable keyboard package is a custom bundle that lets you build your perfect setup selecting the stand and optional stool headphones and bluetooth dongle and giving you the option to upgrade to the ct s1 76 which offers an extended 76 key range. The casio ct s1 portable keyboard is the perfect modern instrument. At only 4.5kg it is very lightweight ideal for your travels without compromising on sound quality. Powerful bass reflex speakers add a new power to your bass notes for a resonant effect which is perfect combined with the redesigned casio aix sound source. Project the highest quality sound. Youll be proud of your stylish keyboard. The ct s1 keyboard has more design elements than youd usually find at this price point which you see with the speaker cloth and felt in the keys. Its uncluttered feel makes using its 61 fun voices a dream. You get to experiment with a whole range of modern and classic sounds including some sampling from special vintage instruments. Please note the image depicted is merely representative of the bundle and variations might occur depending on the options you select.