1MHz-3800MHz Radio Frequency Digital Programmable Attenuator 0-31dB Adjustable Step 1dB PC Controllable CNC Shell

Features:
Operating frequency range: 1-3800MHz
Input signal maximum power: 20dBm
Attenuation range: 0-31dB
Step size: adjustable 1dB step / retreat
Insertion loss: less than 2.0dB
Attenuation control: press OK button, after the attenuation digit flashes, press +, - key to actually add or subtract control, press OK again to confirm.
Input and output impedance: 50Ω
Input and output interface: inner hole of the screw in the SMA interface.