QR Code Access Control Converter: YB4472 Cow Stomach Pill Size: ￠19×61mm (Large Size), ￠17×67mm ( Medium Size), ￠14.5×43mm (Small Size) Khoom hnyav tag nrho: 72g (large size), 52 (medium size), 22g (small size) Khoom siv: Ceramics Working temperature: >1770°C Converter (glass tube tag) Chips: PHA Bioplastics Khoom siv RFID Chip Card, PHA Bioplastics Khoom siv RFID Chip Card, HitagS256 Protocol Standard: ISO11784/ISO11785, FDX-B Frequency: 125KHz±3KHz, 134.2kHz±3KHz Reading distance: 0~40cm (depends on reader antenna and use environment) Qhov Coob: ￠4±0.5x34mm±1mm Working …