The TMAT1921xB68-21A | E15Z01P39 from CommScope is a Tower Mount Amplifier with Frequency 1.695 to 2.2 GHz, Power 200 W, Peak Power 3 kW, Current 240 mA, Voltage 7 to 30 V. Tags: Module with Connectors. More details for TMAT1921xB68-21A | E15Z01P39 can be seen below.