The CA218-4020 from Ciao Wireless is a RF Amplifier with Frequency 2 to 18 GHz, Gain 30 to 35 dB, Gain Flatness ±2.0 to ±1.5 dB, Noise Figure 2.6 to 3 dB, Output Power 10 to 14 dBm. Tags: Power Amplifier. More details for CA218-4020 can be seen below.