Properties and Applications 1, excellent welding and heat resistance; 2, special magnetic shield structure, reduce noise, low-E; 3, large rated current, low DC resistance; 4, a wide frequency range of applications; 5, high quality low distortion optimal design; 6, can efficiently with customers, shorten the procurement cycle; 7 for digital amplifier choke. Such as car stereos, LED TV box PDP TV, 5.1-channel home theater.