| Frequency |
UHF: 860–960 MHz |
LF: 125 KHz |
| Protocol Standard |
EPCglobal Gen2 v2, ISO/IEC 18000-63 |
ISO/IEC 11784/11785 (EM format) |
| Chip Manufacturer |
Impinj |
|
| Memory Type |
EPC Memory (User-writable), TID (fixed) |
Fixed read-only ID |
| UID / TID |
96-bit TID (non-cloneable, unique) |
64-bit fixed ID (non-changeable) |
| EPC Memory |
Up to 128 bits (user-writable) |
N/A |
| User Memory |
Optional 32 or 64 bits (depends on config) |
N/A |
| Read Range |
Up to 10 meters (with reader and tag tuning) |
2–10 cm (depending on reader) |
| Write Capability |
EPC memory writable (password-protected optional) |
Not writable (read-only chip) |
| Encryption / Security |
No native encryption, supports EPC password lock |
None |
| Compatibility |
UHF RFID readers (fixed, handheld, gate) |
EM4100/TK4100-compatible 125KHz readers |
| Use Case |
Asset tracking, vehicle access, inventory control |
Time attendance, legacy access, parking systems |
| Anti-collision Support |
Yes |
No |
| Multi-tag Reading |
Yes (bulk read supported) |
No |
| Operating Temperature |
-20°C to +55°C |
-20°C to +55°C |
| Typical Applications |
Modern RFID systems with EPC backend |
Legacy systems using proximity cards |
| Card Material |
PVC, glossy/printable surface |
Same card body |
| Form Factor |
ISO standard CR80 (credit card size) |
Same |