HP LaserJet Enterprise Flow MFP M636z, Print, copy, scan, fax, Scan to email; Two-sided printing; 150-sheet ADF; Energy Efficient; Strong Security. Print technology: Laser, Printing: Mono printing, Maximum resolution: 1200 x 1200 DPI. Copying: Mono copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Color scanning, Optical scanning resolution: 600 x 600 DPI. Faxing: Color faxing. Maximum ISO A-series paper size: A4. Wi-Fi. Direct printing. Product color: Black, White