125khz EM4100 Chip,READ ONLY,can't rewritable,If you need rewritable cards,please contact with us
READ ONLY,All the chip has pre-programmed with Unique ID number,but UID can't change,JUST READ ONLY
it's normal 125khz id chip,not H ID Chip,so it can't work with HID reader
All the Package has YARONGTECH Brand sticker to make sure you buy our brand wristbands
silicone material,adjustable size,logo printing is optional
Description
1.EM4100 Chip
2.125khz
3.Black wristbands with white square
4.silicone material
5.read only,can't rewritable,not writable
6.adjustable size
7.can't work with HID reader.can't rewritable,just read only,not 13.56mhz.