Use Samsung consumables and supplies with your Samsung printer to give you crisp, sharp results, every time. Samsung printers and have been designed and built to work together with their custom-designed consumables and supplies. This ensures that your text and graphic printing is clear and sharp, every time you print. . Compatible Printers - ProXpress SL-M3820/SL-4020/SL-M3970/SL-4070 Mono Laser PrintersPlease note this product is delivered direct from our supplier and may take a little longer to arrive.