Compact unit'. '.strtoupper('e')asily mounted to an existing setup'. '.strtoupper('e')xpandable memory and extra trigger inputs'. '.strtoupper('t')he alesis samplepad 4 is perfect for home production small gigs and adding an array of electronic sounds to your acoustic setup'. '.strtoupper('f')eaturing four pads the alesis samplepad 4 has 10 built in kits and 25 preset sounds'. '.strtoupper('t')hats great for getting set up and playing quickly'. '.strtoupper('h')owever it also accepts up to 32gb of sd card storage space allowing you to store an additional 89 user kits and 512 samples per card'. '.strtoupper('s')o you can have all your essential sounds ready to play wherever you are'. '.strtoupper('w')ith usb midi connectivity you can also hook the samplepad 4 up to your own vst and recording software'. '.strtoupper('p')erfect for producing music in your home studio'. '.strtoupper('c')omes module mount for setting up anywhere'. '.strtoupper('a')lso available with a multipad clamp for fixing to stands on your drums.