<br><b>Updated Version:</b><br> Better quanlity! Better in shakeproof!<br> <br><b>Specifications:</b><br> √ Pre-programmed with unique 18-digit ID number in each card (The first 10 digitals is ABA code, the last 8 digitals is wiegand code.)<br> √ <b>This RFID card is read only, can't been programmed</b><br> √ Operation Frequency: 125KHz<br> √ TK4100 Chip<br> √ Standard ID compatible<br> √ Compatible standard ID door access devices or ID reader<br> √ Contactless transmission of data and supply energy<br> √ Ideal for use in ID and access control<br> √ With card ID printing<br> √ Size : approx. 3.35"x2.17"x0.03"<br> √ Material : PVC & ABS<br> √ Operation Temperature : -40℉~185℉<br> √ Color : White<br> <br><b>Important Notice(Please read it before purchase):</b><br> <br><b>Can't support encrypted readers:</b><br> Please notice that our RFID cards <b>CANNOT</b> be compatible with UHF reader and encrypted readers, for example, the reader of following brands: <b>HID,Indala, Cobra, APCiK ,Paradox,Radio,Honeywell,</b>etc <br> Please consult your technician to ensure your reader will support normal (non-encrypted) standard 125KHz RFID cards <br><b>Can't support HID!</b><br> <br><b>Read only and not rewritable:</b><br> Pre-programmed with unique 18-digit ID number in each card (The first 10 digitals is ABA code, the last 8 digitals is wiegand code.) <br><b>Read only, can't been programmed!</b><br> <br><b>Package list:</b><br> 50 x RFID Cards (Can't been programmed)