| Name: | Lenovo - ThinkPad 15.6" Laptop - Intel Core i5 - 4GB Memory - 500GB Hard Drive - Graphite Black | 
 | Model: | E550 - 20DF0030US | 
 | Height: | 1.10 inches (2.79 centimeters) | 
 | Width: | 14.80 inches (37.59 centimeters) | 
 | Depth: | 10.10 inches (25.65 centimeters) | 
 | Weight: | 5.18 pounds (2.35 kilograms) | 
 | Hard Drive Capacity: | 500 | 
 | Operating System: | Windows 7 Professional | 
 | Processor Brand: | Intel | 
 | Processor: | Intel 5th Generation Core i5 | 
 | Processor Speed: | 2.2 gigahertz | 
 | System Memory (RAM): | 4 gigabytes | 
 | Battery Type: | Lithium-ion | 
 | Screen Size (Measured Diagonally): | 15.6 inches (39.62 centimeters) | 
 | Wireless Networking: | Wireless-AC | 
 | Embedded Mobile Broadband: | None | 
 | Cache Memory: | 3 megabytes | 
 | Media Card Reader: | Yes | 
 | System Memory RAM Expandable To: | 16 gigabytes | 
 | Type of Memory (RAM): | DDR3L SDRAM | 
 | Number Of Memory Slots: | 2 | 
 | Ethernet: | Gigabit with RJ-45 connector | 
 | Graphics Type: | Integrated | 
 | Graphics Processing Unit/GPU: | Intel | 
 | Video Memory Type: | Shared | 
 | Graphics Card: | Intel HD Graphics 5500 | 
 | Number Of USB Port(s): | 3 | 
 | Port Type(s): | USB 3.0|USB 2.0|VGA|HDMI|RJ-45|Headphone|Microphone | 
 | NFC Enabled: | No | 
 | Optical Drive Type: | DVD+R|DVD-R|DVD+RW|DVD-RW|CD-R|CD-RW | 
 | Blu-Ray Player: | No | 
 | Built-In Webcam: | Yes | 
 | Screen Resolution: | 1366 x 768 (HD) | 
 | Touch Screen: | No | 
 | Display Type: | LED-LCD | 
 | Touchpad Type: | Trackpoint with multitouch gesture support | 
 | Color: | Black |