With frequency stabilizer and high frequency magnetic leakage suppressor, this device prevents leakage of electro magnetic radiation to avoid jamming other electrical instruments such as television, radio etc.

• 置有高周波频率稳定器和高周波漏磁压制器,此装置能免除电波的漏出以免干扰别的电子装置,像电视机、收音机等。