Printing at up to 40 a4 pages per minute in black and white at a resolution of 1 200 x 1 200 dpi the sp 4510dn meets the needs of busy office users for maximum flexibility the versatile sp 4510dn prints documents direct from ios or android devices smart device print also enables printing of pdf documents print texts saved on the clipboard and print jpg or pdf files in other applications features usb 20 gigabit ethernet or optional wifi connectivity duty cycle of 150 000 prints per mont