Device Printers Manufacturer HP® Model No. CF394A M452dw Network Technology 1000BASE-T 100BASE-TX 10BASE-T Interface/port(s) USB Type B - usb 2.0 USB Type A - usb 2.0 8P8C modular connector (RJ45) Series HP LaserJet Series RAM (Max.) 256 MB Operating System(s) Windows 11 x64 Windows 10 x64 Windows 10 x86 Windows 8.1 64bit Windows 8.1 32bit Windows 8 64bit Windows 8 32bit Windows 7 64bit Windows 7 32bit