Mifare 1K is with Anti-Collision Functions.    
Product name: Mifare 1K cards  
Mateial: PVC (white or transparent), ABS, PET  
Surface: Glossy or matte  
Color: Depends on the material  
Size: ISO or customized size  
Frequency: 13.56MHz  
Memory: 1K byte EEPROM  
ISO according: ISO 14443A  
Reading distance: 3cm to 5cm  
Working temp.: -25º Cto 50º C
Storage temp.: -25º Cto 50º C
Package: Wrappend in blocks of 50 or 100 cards or customrised package.  
 
Available crafts:    
1. Magnetic stripes (300 oe, 2750 oe)  
2. Offset or silk printing (UV printing, thermal rewrite printing, dye-sublimation printing)  
3. Scratch panel  
4. Serial number printing (jet dot printing, thermal printing, laser printing)
5. Hole punching  
6. Embossing with gold or silver color  
7. Barcode (EAN 13, EAN 8, Code 128, Code 93, Code 49, Code 3 of 9 etc. )  
8. Hot stamp  
9. Rewrite layer  
10. Encodeing.