Specifications

Feature	Value	Comment
Body	Color Black
Dimensions	Width 1,244mm (49")
Height	105m (4"1/8')
Depth	259mm (10-1/4")
Weight	Weight 5.7kg (12bs., 9oz.)
Keyboard	Number of Keys 76
Type	Graded Soft Touch
Touch Response	Yes
Panel	Language English
Tone Generation	Tone Generating Technology AWM Stereo Sampling
Polyphony	Number of Polyphony (Max.) 32
Preset	Number of Voices 10
Preset	Number of Preset Songs 10 voice and 10 piano demo
Types	Reverb 4 types
Functions	Dual/Layers Yes
Demo/Help	Demonstration 10 voice and 10 piano demo
Overall Controls	Metronome Yes
Tempo Range	32 to 280
Transpose	-6 to 0, 0 to +6
Tuning	Yes
Connectivity	DC IN DC IN 12V
Headphones	x 1
Sustain Pedal	Yes (Half Pedal)
MIDI	In/Out
Amplifiers	6W x 2
Speakers	(12cm x 6cm) x 2
Power Supply	Adaptor (PA-5D/PA-150), or batteries (Six "AA" size, LR6 or equivalent batteries)
Power Consumption	20W
Battery Life	6 hours
Included Accessories	Music Rest Yes
Release Date
First seen	14 April 2011

Yamaha NP31