chip tagagawa: BCM Chip: TOPAZ512 Chip Type: NFC Forum Uri 1 Tag Executive Standard: ISO 14443A Frequency: 13.56MHz Capacity: 480bytes Times of erasures: 10,000 beses ang pagpapanatili ng data: 5 years Locked: can Password: None Reading distance: ≥3cm Working temperature: -20℃ ~ + 55 ℃ (halumigmig 90%) materyal: white PVC Size: 85.6× 54 × 0.86mm, maaaring ipasadya