♥Useful in a wide variety of applications including impedance matching and level control. ♥With diffrent attenuation values of fixed attenuator to be chosen from. High quality, 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.