The WG606MF includes RS232 and RS485 connections. It can be used as a whole product, and also as a chip-set module without casing, suitable for integration into any other equipment. It includes an antenna, LEDs and a buzzer. All the Mifare cards can be read and written. The ISO 14443 type A and B cards can alsobe accessed on request. It also can be used for parking-meter, door-control, transportation, oil-control and access control identifications. Specifications: 1) Frequency: 13.56 MHz 2) Operating range: 0 C to +50 C 3) Storage range: -40 C to +85 C 4) Humidity range: 30 % to 95 % non condensing 5) Size: 30mm (height) x 110mm (width) x 145mm (length) 6) Host interface Serial: RS232 or RS485 7) Power supply voltage: DC5V or 12V 8) Power supply current: <100mA 9) BPS: 9, 600 - 115, 200bps 10) Support cards MF1S50/70, MF Light, MF PRO, ultralight, SLE44R35, SLE44R31, IS014443 type B 11) Operating distance: Up to 5 cm, typical 2.5 cm 12) OS: Windows 98 / ME / 2000 / NT / XP Sco UNIX, Linux