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