The MattzoTrainController for Bluetooth (MTC4BT) has two main use cases: On this page, the MattzoTrainController functionality of the controler is described. Supported devices MTC4BT supports the following BLE devices to control trains: Up to nine BLE devices can be connected to the MTC4BT at the same time. BLE devices can … Continue reading MTC4BT as MattzoTrainController