The BTT mobile adapter is used for building mobile bank application. It is built on IBM J9 VM. You can use it on clients which have software supporting IBM J9 VM installed, for example, IBM Lotus Expeditor Client for Devices. IBM Lotus Expeditor Client for Devices is a software program that provides a runtime environment and integrated middleware components for extending many enterprise applications to mobile devices running on supported operating systems. The client side that developed with the Lotus Expeditor for device can use BTT mobile adapter to connect to BTT server side easily.