Rhombus-IDEA Technology Co., Ltd promotes the smallest module with RS485 interface for EM card in the reader field. Its size is 33x25x8mm. This module totally adopts chips with Independent Intellectual Property Rights and finishes decoding for EM card number. The output format is RS485 serial format data, totally suitable for all kinds of current access controllers.
　　 It supports external antenna, is easy to use and owns High Cost-Effective.

Need more information, please refer to “Product Exhibition”.