125KHZ RFID card

125kHz RFID Card The 125kHz RFID Card is a contactless proximity card designed for use with 125kHz RFID readers. It features a unique pre-programmed ID number and is commonly used in access control systems, attendance tracking, security systems, hotel key cards, and Arduino-based RFID projects. The durable PVC construction ensures long-lasting performance for everyday use. Specifications Product Type: RFID Proximity Card Operating Frequency: 125kHz Chip Type: EM4100 / TK4100 (Read-Only) Read Distance: Up to 2–10 cm (depending on the reader) Material: PVC Card Size: 85.6 × 54 × 0.8 mm (CR80 Standard) Card Color: White Data Storage: Unique Factory-Programmed ID Operating Temperature: -20°C to +70°C Water Resistance: Suitable for normal indoor use Features 125kHz contactless RFID technology Unique pre-programmed serial number No battery required Fast and reliable identification Durable PVC construction Lightweight and portable Compatible with most 125kHz RFID readers Ideal for Arduino and embedded system projects Applications Door access control systems Employee attendance systems Time and attendance tracking Hotel and office access cards Arduino RFID projects Security and identification systems DIY electronics and automation projects Note: This 125kHz RFID card is not compatible with 13.56MHz RFID readers such as the MFRC522. It is designed for 125kHz readers (e.g., EM18, RDM6300, and compatible modules).