The VMMK-2303 from Broadcom is a RF Amplifier with Frequency 500 MHz to 6 GHz, Gain 12 to 16 dB, Noise Figure 2 to 2.6 dB, Output Power 9 dBm, Output Power 0.01 W. Tags: Surface Mount, Gain Block, Power Amplifier. More details for VMMK-2303 can be seen below.