The HP Laser MFP 135a is a monochrome laser multifunction printer offering print, scan, and copy functions. It prints at 20 ppm with 1200 x 1200 dpi resolution, features a flatbed scanner, and connects via USB 2.0 (no Wi-Fi). Uses HP 107A toner with a 1,000-page yield. Ideal for home and small offices, handling up to 10,000 pages/month.