900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz 900mhz copper EPC tag 860-960MHZ passive U8 label UHF 915mhz RFID NXP printable label RFID adhesive 6C 43x18mm paper 868mhz