Em4222 Chip: 256k Bits frequency yakazvimirira: inogona kushandiswa mu 869mhz / 902-928Mhz / 2.45 GHZ CHIP ine iyo oscillator uye rextifier yakaderera voltage kushanda: zvakaderera se 1.0V yakaderera simba rekushandisa, mutengo wakaderera kubatsirwa kushanda tembiricha: -40° C ~ + 85 ° C (-40° F ~ + 185(° F) Em4223 chip hunhu hunosangana neOso 18000-6A Tsigiro Auto-ID yakatsanangurwa ean, UCC …