... security.The Mini size module with multi-interface is flexible to do integration and compatible to Comprehensive Operation ... RS232, RS485, USB 2.0, TTL, SPI, Clock & Data / ABA1,2 / Wiegand26-584. Compliant with CCID to eliminate the need for ... external antenna with different dimension are for selection, with tuner to adjust reading distance as optional.Customized service on module and antenna ( ...