Now have a repeater to solve the troubles of many parents, at home, as long as there is the repetition in children's side, do not have all day to take them to the extracurricular counseling, the repeater function is very powerful, I believe we also slightly cooked two, now the advertising, there are always its appearance. Today, Xiaobian want to talk about is the repetition machine parts, repeater in a voice is reader induction coil reflect information through sonic to our hearing, we perform in the repeater operation it can strictly one by one to follow is the card reading coil with the function of reflected, of course, this is our single understanding to card reader in the repeater, also play a considerable role in appliances and other electronic products. This card reader coil in the electronics industry occupies a very important position, is a good electronic components. Every time I see and think the repeater, inexplicable remember the reader coil.