{"title":"RFID Tag (125kHz)","handle":"rfid-tag-125khz","url":"/products/rfid-tag-125khz","description":"A basic 125 kHz RFID tag with a unique 40-bit ID, ideal for access control, identification, and automation projects. The tag uses the EM4001 ISO-based RFID IC with Manchester encoding.\n\nThis blank, smooth, credit-card-sized tag is mildly flexible and ready for a logo or label. It is read-only and not reprogrammable.\n\nSpecifications\n\n\nRFID IC – EM4001 ISO-based\n\nCarrier Frequency – 125 kHz\n\nData Rate – 2 kbps ASK\n\nEncoding – Manchester\n\nUnique ID – 40-bit\n\nData Stream – 64-bit (header + ID + data + parity)\n\nDimensions – 54 × 85.5 × 0.8 mm\n\n\nIdeal For\n\nAccess control systems\nRFID reader projects with Arduino or Raspberry Pi\nAttendance and identification systems\n\n\nPackage Contents\n\n1× RFID Tag (125 kHz)\n","vendor":"SparkFun","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":9677,"title":"Default Title","sku":"SF-COM-14325","price":5.55,"on_sale":false,"in_stock":true,"available_quantity":188,"option1":"Default Title"}]}