Features: 1.COMPATIBLE DEVICES: Card reader adopts Type C connector and is compatible with various brands of cell phones such as for Xiaomi, for Huawei, for Lenovo and for Samsung. 2.PROFESSIONAL DESIGN: RFID phone card reader adopts RF receiving line design and embedded microcontroller combined with efficient decoding algorithm. 3.BUILT IN BUZZER: RFID ID mobile phone card reader is designed with built in buzzer, the sound can get to 20db, effective prompt. 4.PLUG AND PLAY: Mobile phone card reader has stable performance, strong compatibility, high transmission efficiency, plug and play. 5.ROBUST AND DURABLE: Portable mobile phone card reader is made of ABS material, which is durable, not easy to damage and has a long service life. specification:Item Type: RFID ID Mobile Phone Card Reader Material: ABS Interface: Type C Operating Frequency Band: 125Khz Working Temperature: -10-60 Working Voltage: 5V Working Current: 100mA Sensing Distance: 0-80MM Reading Time: