HP LaserJet Pro 4001ne Laser Printer - Monochrome, Automatic Duplex, up to 42ppm, A4/Legal, 4800 x 600 dpi, 350 Sheets, USB 2.0, Gigabit LAN, USB Host - 2Z599E#BGJ at TigerDirect.com
Amazon.com: HP Color Laserjet Pro M479fdn All-in-One Laser Printer, Print&Copy&Scan&Fax, 28 ppm, Auto Duplex Printing, 4.3" Color Touchscreen, Ethernet, 50-Sheet ADF, Lanbertent Rechargeable Battery (No Wi-Fi) : Office Products
Duplex Laser Printer
HP LaserJet Duplex Printing Assembly for HP LaserJet Enterprise (CF240A)
Brother HL-L2300D Monochrome Laser Printer with Duplex Printing | eBay
Amazon.com: HP Laserjet Pro MFP M283cdw All-in-One Wireless Color Laser Printer, White - Print Scan Copy Fax - 22 ppm, 600 x 600 dpi, Auto Duplex Printing, 50-Sheet ADF, 8.5 x 14,
Brother HL-L2350DW| Monochrome Laser Printer with Duplex