The TMA-T-DB7u21-ID-A | E15R02P31 from CommScope is a Tower Mount Amplifier with Frequency 746 MHz to 2.155 GHz, Power 300 to 400 W, Peak Power 5 kW, Current 240 mA, Voltage 7 to 30 V. Tags: Module with Connectors. More details for TMA-T-DB7u21-ID-A | E15R02P31 can be seen below.