Roland BK-3 BK Backing Keyboard 61 Velocity sensitive keys 851 Sounds 53 Drum sets 128 Voice polyphony Whole, Split and Dual Mode Digital effects LCD Display with 132 x 64 pixels 250 Styles Unlimited performance memory via USB Video Real-Time-Player SMF (Format 0/1) KAR MP3 WAV Time Stretch function for MP3 and WAV Save Energy function (automatic switch off function) Connections: MIDI: MIDI IN, MIDI OUT Output/Headphone socket: 6.3 mm USB to host (MIDI) USB to device (e.g. USB Stick) Sustain pedal connector Speakers: 2 x 7.5 Watt Dimensions (W x D x H): 1044 x 317 x 129 mm Weight: 7.5 kg Colour: Black Power adaptor, manual and music stand included Millenium KS-1001 Keyboard Stand With quick release (X-stand) Adjustable rubber supports Support depth: 40 cm Height adjustable from 50 cm (width: 87 cm) to 92 cm (width: 46 cm) Dimensions when collapsed: 101 x 50 x 8 cm Max. load-bearing capacity: 20 kg Weight: 2.5 kg Colour: Black the t.bone HP 66 Stereo Headphones Dynamic Supra-aural Impedance: 32 Ohm Frequency range: 20 -20,000 Hz Max. sound pressure level: 106 dB 2 m Cable Includes adapter from 3.5 mm to 6.3 mm jack