One button is less but works (as shown in pictures).
Electronic Drum Kit with Yamaha DTXPress IV Drum Module
Yamaha DTXPRESS IV 4 Electronic Drum Module + Power Supply
REPLACEMENT POWER SUPPLY FOR THE YAMAHA DTXPRESS IV 4 DRUM KIT ADAPTER UK 12V
POWER SUPPLY FOR THE YAMAHA DTXPRESS IV 4 DRUM KIT ADAPTER UK 12V (2 METER)
Yamaha DTXpress III Drum Module - With Mounting Plate, Instructions & Power plug
Yamaha DTXPress III Drum Module Tested And Working Acceptable Condition
