The ICASD4450-D2S from iCana is a RF Amplifier with Frequency 4.4 to 5 GHz, Gain 16.5 dB, Gain Flatness ±0.3 dB, Noise Figure 3.6 dB, Output Power 17.2 dBm. Tags: Surface Mount, Driver Amplifier, Differential Amplifier. More details for ICASD4450-D2S can be seen below.