Eccel Technology Ltd Pepper-C1-UART RFID Reader, 3 → 5.5V

The RFID C1 UART is a very powerful, wireless and low cost full RFID/NFC read/write device with UART interface that can operate in both host connected and stand alone mode. Supports MIFARE® Classic® in 1K, 4K memory, ICODE, MIFARE Ultralight®, MIFARE DESFire® EV1/EV2, MIFARE Plus®. The RFIC C1 is equipped with an additional integral antenna, an LED for tag in the field indication/ interrupt, mounting holes and flexible plated connection holes. This device enables high performance RFID solutions to be developed without the requirement of any RFID expert knowledge on the part of the User

UART TTL - additional, separate UART port with TTL standard (3.3V)
Wi-Fi - build in WEB interface to configure protocols, pooling mode etc. Module can operate as WiFi client and Access point
Simple binary protocol for all commands available via UART and network protocols like TCP sockets, WebSocets
MQTT client - module can be connected to MQTT server and send messages with UID, type in JSON format
Free firmware upgrades by connection to the download section on the website will be available for life on product