Brother HL-1870N is a monochrome (black and white) laser printer. The Brother HL-1870N uses one toner cartridge and one drum unit, the toner cartridge is a high yield toner and can print up to 6,500 pages at 5% coverage. The toner cartridge model number is TN560 (TN-560). The drum unit model number is DR500 (DR-500), which has a duty cycle of 20,000 pages at 5% coverage. The Brother HL-1870N has a 350 sheet input capacity and 150 face down output sheet, it includes 1 x 250 sheets lower paper tray and 1 x 100 sheets multi-purpose tray. It has a print resolution of 600 x 600 dpi, it's print speed is 19 pages per minute with first page out in 12 seconds. It's media types are plain paper, bond, transparencies, labels and card stock. It's media sizes are letter, legal, executive, A4, A5, A6, B6 and envelopes. The Brother HL-1870N also features automatic duplexing, 32 MB RAM, 100 MHz processor, ethernet, USB and parallel connectivity.