The SL Studio expands the SL CONTROLLERS line offering the perfect combination of lightweight and all the incredible features of the product line. Working in conjunction with musicians Studiologic have designed a user interface which is great for quick navigation and setup, whilst giving you excellent in-depth control. The SL73 and SL88 Studio are ready to be at the very core of your set up. All provided in a new refreshing concept. The SL Studio features the latest hammer action keybed technology from FATAR providing the best piano touch feeling. TP/100LR is much lighter than the rest. Each of the keys provides 3 contacts for great performance. With the full weighted touch of the real piano action on-board, this design ensures a very smooth and authentic feel. These features all result is a simply amazing combination you ll be sure to love.