CONTROL AND / OR MIXING SURFACE Korg nanoKONTROL Studio Controller. Controller: 8 buttons, 8 sliders, 32 switches. Transport Buttons (Start / Stop / Play / Rec / Rew / FF), Track (</>), Cycle, Marker (Set / </>), Scene. 5 Memory of Scenes. Micro B USB connection. Bluetooth Low Energy (Meets Apple Bluetooth Low Energy MIDI specification). Powered by USB bus (when connected via USB), Two AA batteries. Battery life approximately 10 hours. Dimensions (W x D x H) 278mm x 160mm x 33mm. Weight (without batteries): 459 g. Items included: USB cable, KORG Software Bundle code, two AA batteries to check operation.