The MKF0408-0213 from Sainty-Tech Communications Limited is a RF Amplifier with Frequency 4 to 8 GHz, Gain 20 to 21 dB, Gain Flatness ±0.5 dB, Noise Figure 2.5 dB, Output Power 13 to 15 dBm. Tags: Power Amplifier. More details for MKF0408-0213 can be seen below.