TK4100 Chip card With High Quality - Xinyetong
2021-12-15u2002·u2002DESCRIPTION. TK4100 Chip Card is a kind of read-only contactless smart card, working on 125KHZ frequency.It does not require a built-in power supply and can use without contact and has a long service life. TK4100 Chip is completely compatible with EM4100/EM4200, and they are very similar in performance and usage.
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