Features: Useful in a wide variety of applications including impedance matching and level control. With diffrent attenuation values of fixed attenuator to be chosen from. , rugged construction. Suitable for microwave equipment, electronic equipment or communication systems. The use of features frequency bandwidth, low standing wave, power, stable performance. It can promote your work efficiently. Coaxial Fixed Attenuator ONLY,other accessories demo in the picture is not included. Specification: Color: Black+Sliver Materila: Stainless Steel Power: 10W Impedance: 50 Standing-wave ratio (SWR): 1.20 Connector: N Frequency Range: DC-3.0GHz Operating Temperature: -55~125(-67~257) Attenuation: 30DB/20DB/10DB/6DB/3DB Attenuation Range:1-10dB:0.5dB,15-30dB:1dB Size: app.58x30mm/4.06x3.94in(HxD) Quantity: 1 Pc Note: No retail package Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 x Coaxial Fixed Attenuator