Model R4
is Feptel Company excellent design wiegand reader . Be applicable to kinds of industrial & commercial environment, especially for the offices. Speciation:
Wiegand 26 or 43 bit output;
EM  ,Mifare  Proximity cards optional; 
Intput Voltage: 12~18VDC;
Input current: 90 mA;
Dimension: 120× 80× 26mm;
Metal shell, bright chrome finished or matt chrome polished.