SIMATIC RF621T 120x 30x 6.5 mm (LxWxH) ISO 18000-6C, frequency 865 to 928 MHz NXP UCODE 8 EPC ID 16 byte/128 bit memory: user memory 0 byte/0 bit on metal with spacer laser inscription -40 ???°„C to +85 ???°„C IP67 range 10 m 10 units/pack 10 units MOQ.