Using this Clear - Com CEL - TA CellCom transceiver antenna is straightforward. First, make sure you have a separate power supply and antennas as they are not included. Connect the antenna to your compatible device according to the device's instructions. When using, keep it away from strong magnetic fields or interference sources. As for maintenance, regularly check the connections for any signs of looseness. If it gets dirty, use a dry and soft cloth to gently wipe it clean. Avoid using any harsh chemicals or abrasive materials that could damage the antenna.