smart card Operation Mode:Read-Write (Writing is a value-added function) Practical Operation Distance:Reading < 8m Writing < 5m Operation Frequency: ISM Wave band 902-928MHz in FHSS mode(Customization is offered) Communication Port: RS232(max. 19200bps), Wiegand26 (double), LAN port (10M), and TCP/IP (optional) IO Digital Ports:3 programmable Inputs,2 programmable Outputs Anti-collision, and compliant to ISO-18000-6 labels (such as Philips,Ti, EM lable in UHF wave band) Memory: 16M bits Antenna Interface: SMA female port (s) for single or double antennas Standard API interface, DLL dynamic link libraries and parameter on-line setting is available Power Supply: DC 12V, 3A Power Consumption: Less than 10W Transmission Power:Less than 32dBm Dimensions: 165mm X 146mm X 42mm (0.5 kg) Operation Temperature: -20d.c. to +70d.c. Color: Silver White (Customization is offered)