... , C544, C546, X543, X544, X546, X548(WW) 1. Chips C540 for LEXMARK OPTRA C540 Chips 1.Stable quality & Good price2.color:BK C ... ModelCartridge numberYieldFor LexmarkC540, C543, C544, C546, X543, X544, X546, X548(WW)C540H1KG(R) C540H2KG(NR)2.5KC540H1CG(R) C540H2CG(NR)2KC540H1MG ... (R) C544X2KG(NR)6kFor LexmarkC544, C546, X544, X546, X548(WW)C544X1CG(R) C544X2CG(NR)4KC544X1MG(R) C544X2MG(NR)4KC544X1YG(R) ...