Sika Quarter-tone allows de-tuning music keyboards, saving and setting oriental scales from a mobile phone connected to the keyboard's MIDI USB port. Compatible with:
KORG PA Series: PA2X, 3X, 4X, 500, 600, 700, 800, 900, 1000.
KORG Kronos 1 & 2.
Yamaha Tyros 5, Motif XF6, XF7, XF8.
All Yamaha PSR models.
Requires OTG USB adapter to connect the phone to keyboard .
https://play.google.com/store/apps/deta ... music.sika
https://www.facebook.com/Sika-Music-291779124896205
http://www.sikamusic.net/

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