The JZGSPA-092096-10W from Jezetek is a GSM Power Amplifier that operates from 925 MHz to 960 MHz. It provides a gain of 20 dB, an efficiency of more than 10% and a VSWR of 1.5:1. The amplifier provides an output power of 39 dBm and has a green LED light when the amplifier is turned on. It requires a DC supply of 28 V while drawing less than 1.5 A of current. It measures 75 x 95 x 37 mm.