Dual antennas: One big and one tiny.
Comaptible with ER302 NFC reader/writer.
More flexibility for most application expecially for bunch tags reading and writing operation.
The ER322 NFC Writer is a PC-linked contactless smart card reader/writer developed based on the 13.56 MHz Contactless (RFID) Technology. It supports MIFARE?1k, MIFARE?4k, MIFARE Ultralight?, NTAG213, NTAG216 and ISO 14443A compatible cards. This device work same as the ER302 writer, the difference is that it has an external small antenna, use this external antenna the user can read or write continuous tags easily and will not interfere other tags near sides.
Bunch tags operation
Dual Antennas application