Yamaha - KX49- Note Rubber Contact Strip DGX-630 This 4-note rubber contact strip

This 4-note rubber contact strip features carbon contacts embedded inside each dome

For Tempo (stem must be clipped to 5mm length)

This power adapter has a 9-volt DC output and is compatible with various input voltage levels

Lithium 3-volt battery

For all jacks except Gate In

Yamaha - KX49- Note Rubber Contact Strip DGX-630 This 4-note rubber contact strip12 Note Rubber Contact Strip for Yamaha Keyboards This 12 note rubber contact strip contains carbon contacts embedded in each dome. When a key is pressed, the dome compresses, allowing the carbon contact to connect with the keyboards contact board, triggering the note. Compatible with Yamaha part numbers ZS089000, WJ231200, and V3413600.