Pfff putadón
Yo me pille estas:
http://tagsfordroid.com/store/5-nfc-...-keychain.html
Por lo vistos las que valen a los nexus son:
NFC CHIP SPECIFICATIONS:
NFC Chip Type: NTAG203
Memory Size: 144bytes
Rewrite Endurance: 100,000 cycles
Lockable: yes (can be made read only)
Data Retention: 10 years
Operating Frequency: 13.56 MHz
Operating Range < 2cm (depends on device)
Compatible with NFC enabled smartphones (read FAQ for more info)
Works with the new Nexus 4 phone and Nexus 10 tablet
Tendré que venderlas a alguien que tenga el Samsung S3 o similar...