The Tyros3 also adds an 80 gig HD with 2 track audio recording.

Special DSP Block for styles and more effects.

USB 2.0 Technology: USB-to host and 2 x USB-to device.

Three assignable pedal inputs.

Loop Send: (L/L+R, R), Aux Out (Level Fixed): Selectable
Loop Return: (L/L+R, R), Aux In (Level Fixed)


The Tyros3 does not have built in speakers...speakers are optional.

Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.