: A package format based on ZIP that bundles compiled Java .class files, a manifest ( MANIFEST.MF ), and resources for devices supporting the Java ME / KVM .

For developers, the most reliable (though difficult) method involves using the .

The most common "conversion" method is actually to install a that is already in .vxp format. You download a file often called Java.vxp or JEME.vxp . You run this emulator on your MRE phone.