400 TIME CARDS FOR PYRAMID 5000, 4000, 4000 pro TIME CLOCK (44100-10 compatible) 4 packs of 100 cards BAR CODE TIME CARDS FOR THE PYRAMID 4000, 4000 pro, 5000 TIME CLOCK MODELS 4 PACKS OF 100 CARDS, EACH PACK NUMBERED 1-100, 400 TOTAL CARDS COMPATIBLE REPLACEMENT FOR PTI 44100-10 Replaces Rev I, Rev J, Rev K, Rev O TOP QUALITY, PRINTED TO OEM SPEC