The DS-K7M101-M1-25 is a pack of 25 standard MIFARE 1 (M1) contactless smart cards manufactured by Hikvision for high-frequency access control and tracking systems. Operating at 13.56 MHz, these proximity cards utilize contactless RFID technology to securely transmit user data to a compatible reader within a typical range of a few centimeters, eliminating the need for an internal battery or physical contact.
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