2-line LCD control panel with numerical keypad. Single-sided -Up to 45/43 ppm, letter/A4, Two-sided - Up to 36/34 ppm, letter/A4. First page out - From ready: as fast as 5.7 seconds, letter (as fast as 5.8 seconds, A4), From sleep: as fast as 7.3 seconds, letter (as fast as 7.2 seconds, A4). Print resolution - Default/best: 600 x 600 dpi, up to 4800 x 600 enhanced dpi, Fine lines: up to 1200 x 1200 dpi. Automatic Two-sided printing. Processor - 1.5 GHz. Memory - 256 MB. RMPV: 1,500 pages to as high as 6,000 pages. Duty cycle:10 up to 100,000 pages (letter/A4). Input capacity, Up to 650 sheets standard, up to 1,200 sheets maximum (with 1 optional 550-sheet tray), Tray 1: 100-sheet multipurpose tray, Tray 2: up to 550 sheets, Tray 3 (optional): up to 550 sheets. Output capacity - Up to 250 sheets. Via built-in 10/100/1000Base-TX Ethernet, Gigabit; Auto-crossover Ethernet; Authentication via 802.1X.