The CA220-4011 from Ciao Wireless is a RF Amplifier with Frequency 2 to 20 GHz, Gain 31 to 33 dB, Gain Flatness ±2.0 to ±1.5 dB, Noise Figure 3.5 to 6 dB, Output Power 27 to 29 dBm. Tags: Power Amplifier. More details for CA220-4011 can be seen below.