T5577 chip is the Atmel company produces the multi-function non-contact R/W identification integrated circuit, apply to LF 125KHz frequency range. T5577 chip is unique and stable performance, ጥሩ የምስጠራ አፈፃፀም (multilevel authorization), so it is mainly used for hotel door locks, የመዳረሻ መቆጣጠሪያ, identity. T5577 chip is the upgrade version of T5557 / T5567 chip. The T5577 chip can set your own control password. T5577 Chip Keychain can be used in access control applications such as hotel, ሆስፒታሎች, የተጋሩ ቤቶች, ሱቆች, እና የመንግስት ቢሮዎች. የታተሙትንም RFID ቺፕ የውስጥ, the T5577 RFID keychain enables the application of automatic check-in/out procedure access control while capturing real-time information. እያንዳንዱ RFID ቁልፍ ሰንሰለት አቀፍ ልዩ መታወቂያ ያመነጫል. ስለዚህ, ይህ የመታወቂያ ቀልጣፋና አስተማማኝ የሰርከምቬንሽን አገልግሎት ይሰጠናል; እንደ ደህንነት አንፃር ሰር ተመዝግቦ መግባት / ይፈትሹ-ውጭ ሂደቶች ምቹ መፍትሔ ነው. ስለዚህ, RFID keychains መዳረሻ መብት ለመገደብ አስተማማኝ እና ጥሩ መንገድ ነው. RFID keychains የተለያዩ ቅጦች እና ቀለማት መመረጥ ይችላል, as well as custom pattern or LOGO printing and serial number printing.