Item specifics
Chip:em4305（t5577） 125Khz blank, em4305（t5577）125Khz programmed, UID 13.56Mhz
Frequency: 125kHz or 13.56MHz
Inner diameter of ring: 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm
Color：black
Material: zirconia cormic + epoxy resin
Sensing direction: Omnidirectional sensing
Sensing distance: 0-10cm (Depends on reader)
Packaging:OneRFID smart ring+ One instruction
Note:
1.Before you buy the ring, please make sure the frequency. We havethree kinds:
UID 13.56Mhzring: In-built with 13.56Mhz ISO14443A UID changeable chip. The chip has been programmed with a UID, it can directly used for your compatible access control device. Youcanalso use it tocopy like F08cardand mifare S50card.
em4305（t5577）125Khz:In-built with blank
em4305（t5577）chip, can copy the tag like TK4100/EM4100/EM4200.It can not directly use for access control device.
Programmed125Khz: In-built withpre-programmed
em4305（t5577）chip,can directly used forTK4100/EM4100/EM4200125Khz compatible access control device. Itcannot use to copy other 125Khztag.
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2.When use ring to copy card, please make sure if the card you want to copy is encrypted. If the card isencrypted, make sure your copier has ability to copyencryptedcard. If you have bought similar blank dublicable product(like key, card, wristband) and successfully copied your old card, then most possibility our product can copy your old card with your copier.
3.Some access machine work with encrypted tag, our ring can not work even the frequency and protocol is compatible. At this situation, you should ask the reader supplier to authorize the ring.
4.Our em4305（t5577）125kzhring is blank, it can not directly used for access reader if without copied and written.Our programmed 125Khz ring is programmed, it can not used for copy other tag. However, our UID 13.56Mhz ring can directly use with access control reader or copy other access control tag.
5.Our ring is RFID ring, not NFC ring, it can not directly work with NFC phone.