Thanks to Shawn who sent me in this email he got from Akai:
Thank you for your interest in Akai.
The iPhone 4 currently is not supported with the synthstation 25.
I do not have any information on when it will be. Check the website periodically for the latest updates.
If you have any additional questions you can respond back to this email.
Technical Support &
ION Audio | Numark I Alesis I Akai Pro
200 Scenic View Dr
Cumberland, RI 02864
In many ways I’m not surprised by this at all, the SS25 was always advertised as working with the 3G and 3GS not the 4. But has someone got it to work with the 4 all the same?