The GBA4G10G from Lotus Communication Systems is a RF Amplifier with Frequency 4 to 10 GHz, Gain 12.5 to 15 dB, Gain Flatness ±1 dB, Noise Figure 3.5 to 6 dB, P1dB 8 to 13 dBm. Tags: Gain Block, CATV Amplifier. More details for GBA4G10G can be seen below.