Main Features and Technical Specifications of W660：
★96 voices, and 80 percussions in 4 different sets.
★Max Polyphony: 54 notes
★Full 61 keys keyboard with initial touch.
★25 different styles. Each contains Main, Variation, Intro and Ending
★2 demo songs, and 1 user song for about 150 notes.
★Multi-effects: reverb, chorus, echo, sustain and pitchbend.
★Firmware updatable

Technical Specifications
★Keyboard
61 standard touch response keys
★Voice
　　96 PCM voices
　　Max Polyphony: 54
　　The keyboard percussion： 4 groups
　　Volume： 00 ～ 127
　　DSP reverb styles： 8 types
　　DSP chorus styles： 8 styles
　　The DSP reverb and chorus sending level： 00 ～ 127
　　The DSP reverb and chorus return level： 00 ～ 127
★Auto Accompaniment Function
　　20 styles
Accompaniment mode: 3 modes
Accompaniment control： synchro, intro, Main A/B , ending, start/stop
　　Tempo 40 ～ 240
　　Accompaniment volume： 00 ～ 127
★Songs
　　2 Demo songs and 1 User song
★Display
8-Segment LED screen
★Record Track
　　 1 record track
★Accompaniment Mode
　　Normal Play, Single Finger, Fingered
★Control Buttons
　　Up, down, up and down function buttons, numeric buttons:0~9, [+/yes]and[-/no]
★MIDI function
　　Receive and send
★Auxiliary Interfaces
　　DC Input, earphone/auxiliary output, sustain pedal
MIDI IN & OUT
★Power Output
5W×2(used with special DC power supply)
　　Earphone/auxiliary output: the resistance output:32Ω
Loudspeaker:12cm ×2, the resistance output 4Ω
★Battery
6 batteries with model R14 or other batteries with the same type
★Voltage
　　DC 8 ～ 15V
★Dimension
　　100(Length)×18(Height)×40(Width)cm
★Weight
　　10kg
★Included Accessories
　　Owner's manual
　 Warranty card
　　Music stand
　　Power supply transformer
(The specifications are subject to change without notice.)