HoTone Ampero Control, Effect Pedal for Electric Guitar, Compact, robust and programmable Bluetooth MIDI controller, Supports standard MIDI, USB MIDI and Bluetooth MIDI input/output/pass-through, Transmits max, 16 MIDI messages via footswitch (32 for A/B groups), 100 Banks (each bank contains 4 footswitch settings), Special user-friendly mobile app, LED: Effect On, Display: 3-digit LED, Footswitch: 4 x bank, Connectors: EXP/CTRL (2 x 6.3 mm stereo jack), MIDI IN (5-pin), MIDI OUT/THRU (5-pin), USB, Power adapter connection: Barrel connector 5.5 x 2.1 mm, negative polarity inside, Power consumption: 100 mA, Power supply with a 9-18 or 5 V DC (USB) mains adapter (included in delivery), Dimensions (W x D x H): 259 x 56 x 49 mm, Weight: 440 g, Includes power supply unit@+*Note:* Battery operation is not supported.