Colour Black. Compatible Printer Models Samsung ML-4020ND SL-M3820 SL-M3820D SL-M3820DW SL-M3820ND SL-M3870 SL-M3870FW SL-M4020ND SL-M4020NX SL-M4070 SL-M4070FR SL-M4070FX. Page yield : Black 10,000 pages (@5% Coverage).
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