Features GOOD POWER SUPPLY: Digital attenuator adopts 1.6mm thick double sided PCB board, 1.5oz thick copper, all tin spraying process, to ensure good current passing performance. EFFECTIVE HEAT DISSIPATION: This attenuator PCB board has large heat dissipation area, good heat dissipation effect and longer running time. SMOOTH AND EASY INSTALLATION: Attenuator module integrated molding, no burr, with smooth surface, easy to install. COMPACT AND PORTABLE: The digital programmable attenuator is easy to use, possess good performance, small size, easy to carry and store. TECHNICAL PARAMETERS: Working frequency is LF 6GHz, attenuation adjustment range is 0‑31.75dB, attenuation step size is 0.25. Specification: Item Type: Digital Attenuator Material: Aluminum alloy and PCB Operating Frequency: 0-6GHz Attenuation Adjustment Range: 0-31.75dB Attenuation Step: 0.25 (dB) Insertion Loss: ≤1.5dB (high frequency end insertion loss will be greater) Standing Wave Ratio: ≤1.4 Attenuation Accuracy: ±0.25dB maximum Rated Power: Less than 1W Connector Form: SMA female Temperature Range: -10℃ ~ +50℃(operating), -40℃ ~ +70℃(not operating) Input Output Impedance: 50ohms Package List:1 x Attenuator Module1 x Power Cord(random color style) Package List 1 x Attenuator Module 1 x Power Cord(random color style)