Pantum P2500 - single function monochrome laser, print speed: 22 ppm (A4) / 23 ppm (Letter), first print out time: less than 7.8s, maximum monthly volume: 15,000 pages, resolution(dpi): max. 1,200 x 1,200, manual duplex mode, paper input 150 pages, paper output 100 pages, connectivity: speed USB 2.0, processor speed: 600MHz, memory: 128MB, 1 yr warranty