Music Gear Keyboard Roland Go-61K I5N2315 In Box W/Charger And Pedal Keyboard Number of keys: 61 Action: Synth action Key size: Full Aftertouch/Velocity: Velocity (3 increments) Key Type: Blocked end Sounds Number of sounds: More than 500 Polyphony (max): 128 Connectivity AUX input: 3.5 mm TRS MIDI Connectivity: USB Micro GM2 Line output: 3.5 mm TRS Line input: TRS USB Connectivity: Type B Headphone jacks: 1 Pedal inputs: 1 Storage type: N/A Bluetooth: Yes Onboard Features Recording/Playback N/A Accompaniment styles: N/A Preset songs: N/A Display: LCD Effects: 6 PRE, 6 POST, 6 REV/DLY Built-in speakers: Yes Pitch bend/Modulation: Yes Other controls: N/A Effects Reverb: Yes Chorus: Yes Delay: No Equalizer: Yes Arpeggio: No Other: Other Width: 34.5" Height: 3.25" Depth: 10.7" Weight: 8 lb. 10 oz. Power adapter: Included Batteries: 6 AA, LR6 Stand or bench included: No