Sharp AL-1644, 16 cpm, 25 - 400%, 600 x 600 DPI, 999 copies, A3 (297 x 420 mm), 7.2 s Sharp AL-1644. Maximum copy speed: 16 cpm, Copier resize: 25 - 400%, Copy resolution (black text): 600 x 600 DPI. Maximum print size: A3 (297 x 420 mm). Time to first page (black, normal): 7.2 s, Print speed (black, normal quality, A4/US Letter): 12 ppm. Print technology: Laser. Standard interfaces: USB 1.1