A method, system and program for specifying message outputs in a messaging session are provided. A two-fluid nozzle is fixed to a position spaced from and directly over edges of the substrate to clean the edges. The intensity of the ambient light is determined and, based upon a comparison of that intensity to a setpoint, the mobile device is reconfigured. The edge lighting BLU in the present invention could reduce the components, lower the temperature, and avoid the light mura. After the first requestor opens a window in an over-the-air communication channel between the vehicle and the remote data communications terminal, the first transceiver in the vehicle wirelessly transmits data over-the-air from the vehicle to the second transceiver in the remote data communications terminal preferably not using the over the air communication protocol. The third cascode amplifier is connected in a cascode configuration to amplify the AC signal to output the resulting signal to the first output terminal.