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Chip LAN products are high frequency wirewound inductors, which are divided into two categories: capacitive and inductive. The products are produced fully automatically by high precision equipment and tested by high precision equipment, with short production cycle and good product consistency and stability. Used in network communication equipment such as optical modem, set-top boxes, gateways, routers, etc. Acts as signal transmission, impedance matching, radiation suppression, surge protection, etc.