The DBL-2640N410 from Stellant Systems is a RF Amplifier with Frequency 26.5 to 40 GHz, Gain 20 to 25 dB, Gain Flatness ±2 dB, Noise Figure 4.5 to 5 dB, P1dB 10 dBm. Tags: Hermetic, Low Noise Amplifier. More details for DBL-2640N410 can be seen below.