1. rfid uhf card 2. working frequency: 915mhz 3. CR80 Size or ... chip available : *LF(T5577,ID,TK4100,EM4200,EM4305,NXP Hitag series ,etc) *HF:Mifare S50,S70,Mifare plus 2k x edition ... CODE SLI,I-CODE SLI S,Legic 256,Ti2048,Ti series,Fudan S50 1K,Fudan S70 1K,kinds of compatible chip ... are available . *UHF:Alien 9662(H3),FM1216 series. If you need any help please feel free ...