What is auto transponder key chip?
Transponder key chip in the field of automotive application,it is called magnetic coupling forwarding system.The magnetic coupling forwarding system is essentially passive,the chip is not need a constant power supply.When the chip at the range of 125KHz of electromagnetic wave,the transponder chip will produce a set of code signal,the range usually from 1cm~15cm.This code signal is a radio frequency,it can penetrate the physical materials so that the chip can be located in interior of the smart key, laser cut all-in-one, switchblade.
Ignition Key Transponders Video
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