Amazon.com: BSTUOKEY USB Port 125Khz RFID Reader EM4100 TK4100 USB Proximity Sensor Smart Card Reader no Driver for Access Control (ID Reader) : Electronics
Amazon.com: RFID HF Portable Micro dongle Reader Writer, Connect with iOS & Android and Other Intelligent System, with The Demo & SDK Included - Support Protocol ISO 14443A : Electronics
Amazon.com : YARONGTECH MIFARE Card Reader HF RFID USB 13.56Mhz ISO14443A IC Desktop : Electronics
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Amazon.com: New Mobile RFID Reader Connecting with Android OTG Micro-USB, Only for reading the UID Number - Optional Frequency for 125KHZ and 13.56MHZ - White Colour : Cell Phones & Accessories