HP LaserJet Enterprise M651n.

Performance you can count on: high-volume, professional-quality, two-sided colour documents with outstanding reliability. Efficient one-touch printing and mobile printing options plus simple management help you be productive wherever work takes you.

Features
Invest in reliable printing performance.
Get results you can depend on, with a printer designed for quiet performance and minimal intervention.
Stay on firm ground â?? maintain printing productivity thanks to reliable, upgradable firmware.
Print your best â?? equip every department with vibrant, consistent, professional-quality colour printing.

Keep your business moving from virtually anywhere.
Print without wires or a network. Get easy access to the printer through optional wireless direct printing.
Mobile printing at a touch with Near Field Communications (NFC): enable touch-to-print convenience from mobile devices.
Easily print from smartphone, tablets, and notebooks at work, home, or on the go; Mopria-certified3.
Print from virtually anywhere with Apple® AirPrint. Print from your mobile device with built-in print capability or the HP ePrint app and software.

Be ready for the future.
Keep up with the times: easily update this printer as solutions advance, with HP FutureSmart Firmware.
Depend on a printer that can expand with your business, with easy and feature upgrades.
Monitor and control your printers, no matter where you are, with HP Web Jetadmin5.
Help protect sensitive business data with advanced security solutions and an encrypted hard disk6.

Achieve high-volume productivity.
Get exceptional value from Original HP high-capacity ink cartridges.
Easy control at your fingertips: select settings using the 11 cm (4.3-inch) colour touchscreen.
Meet the demands of high-volume print jobs â?? this printer has a paper input capacity of up to 3,100 sheets.

Print technology
Number of print cartridges	4
Print technology	Laser
Standard printer languages	PCL 5c, PCL 6, PostScript 3, URF
Recommended duty cycle	2000 - 17000 pages per month
Maximum duty cycle	120000 pages per month
Maximum resolution	1200 x 1200 DPI
Colour	Yes
Printing
Print speed (colour, normal quality, A4/US Letter)	42 ppm
Time to first page (black, normal)	9s
Time to first page (colour, normal)	9s
Print speed (black, normal quality, A4/US Letter)	42 ppm
Input capacity
Standard input capacity	500 sheets
Multi-Purpose tray capacity	100 sheets
Output capacity
Standard output capacity	500 sheets
Maximum output capacity	500 sheets
Paper handling
Maximum ISO A-series paper size	A4
Standard tray media types	Bond paper, Card stock, Glossy paper, Heavy paper, Labels, Plain paper, Pre-Printed, Recycled paper, Transparencies
ISO A-series sizes (A0...A9)	A4, A5
JIS B-series sizes (B0...B9)	B5, B6
Envelopes sizes	B5, C5, C6, DL
Multi-Purpose Tray media weight	60 - 220 g/m²
Networking
Mobile printing technologies	Apple AirPrint, HP ePrint
Ethernet LAN	Yes
Network ready	Yes
Ports & interfaces
Standard interfaces	Ethernet, USB 2.0
USB 2.0 ports quantity	3
Optional connectivity	Wireless LAN
Print quality
Print technology	Laser
Recommended duty cycle	2000 - 17000 pages per month
Maximum duty cycle	120000 pages per month
Maximum resolution	1200 x 1200 DPI
Colour	Yes
Network ready	Yes
Memory
Maximum internal memory	1500 MB
Internal memory	1500 MB
Processor
Processor frequency	800 MHz
Design
Built-in display	Yes
Colour of product	Black, Grey
Power
Power consumption (standby)	67W
Input voltage	220-240V
Input frequency	50/60 Hz
Sound emission
Printing noise level	55 dB
Certificates
Certification	EPEAT
Blue Angel certified	Yes
Performance
Processor frequency	800 MHz
System requirements
Minimum system requirements	Windows 8, Windows 7 (SP1 or higher), Windows Vista, Windows XP (SP2 or higher), Windows Server 2003 (SP1 or higher), Windows Server 2008 Windows Server 2008 R2 (64 bit) Windows Server 2012 (64-bit) 200 MB available hard disk space CD-ROM or DVD drive, or Internet connection Dedicated Universal Serial Bus (USB 1.1 or 2.0), or network connection
Operational conditions
Operating relative humidity (H-H)	30 - 70%
Operating temperature (T-T)	10 - 30 °C
Technical details
Built-in display	Yes
Compatible operating systems	Windows XP SP3 or greater (32-bit and 64-bit), Windows Vista (32-bit and 64-bit), Windows 7 (32-bit and 64-bit), Windows 8 (32-bit and 64-bit), Windows Server 2003 SP2 or greater (32-bit and 64-bit), Windows Server 2008 (32-bit and 64-bit), Windows Server 2008 R2 (64-bit), Windows Server 2012 (64-bit) Mac OS X v10.6 Snow Leopard, OS X v10.7 Lion, OS X v10.8 Mountain Lion, OS X v10.9 Mavericks.
Colour of product	Black, Grey
Energy Star Typical Electricity Consumption (TEC)	4.7 kWh/week
Average power consumption while printing	650W
Weight & dimensions
Package depth	67.8 cm
Width	55 cm
Weight	39.1 kg
Package width	78 cm
Package height	59.7 cm
Height	45.5 cm
Depth	52 cm
Package weight	44.6 kg
Packaging content
Quick start guide	Yes
Power cord included	Yes
Other features
Minimum system requirements	Windows 8, Windows 7 (SP1 or higher), Windows Vista, Windows XP (SP2 or higher), Windows Server 2003 (SP1 or higher), Windows Server 2008 Windows Server 2008 R2 (64 bit) Windows Server 2012 (64-bit) 200 MB available hard disk space CD-ROM or DVD drive, or Internet connection Dedicated Universal Serial Bus (USB 1.1 or 2.0), or network connection
Compatible operating systems	Windows XP SP3 or greater (32-bit and 64-bit), Windows Vista (32-bit and 64-bit), Windows 7 (32-bit and 64-bit), Windows 8 (32-bit and 64-bit), Windows Server 2003 SP2 or greater (32-bit and 64-bit), Windows Server 2008 (32-bit and 64-bit), Windows Server 2008 R2 (64-bit), Windows Server 2012 (64-bit) Mac OS X v10.6 Snow Leopard, OS X v10.7 Lion, OS X v10.8 Mountain Lion, OS X v10.9 Mavericks.
Energy Star Typical Electricity Consumption (TEC)	4.7 kWh/week
Average power consumption while printing	650W

http://pdfs.icecat.biz/pdf/41188992-8477.pdf
http://objects.icecat.biz/objects/mmo-21899443-4926204.html