2024-08-08 00:00:00 App designed to work together with the EA257 interface This app is designed to work together with the EA257 interface, which is a modern alternative to the old and often no longer working 257 model steppers. Now, you can easy select and play any of the 104 music from your 104 selection Jukeboxes. First of all you need to connect the app to the interface as follow: (please be sure your Bluetooth interface is enabled) 1) tap on wallbox image. The searching procedure will be started showing a yellow ball rotating