Dell XPS One 2720 (Mid 2013) - Manual (Page 5)

Storage
Internally Accessible
Interface
• SATA 3.0
• mSATA
Hard drives one
Drives supported one 3.5‑inch hard drive
Solid‑state drives (SSD)
(optional) one mSATA SSD
Drives supported one SSD with Intel Smart Cache support
Externally Accessible
Optical drives
one slot‑load drive
Drives supported • DVD+/‑ RW
• Blu‑ray reader and DVD+/‑ RW combo
Display
Type 27‑inches WLED Adobe RGB Quad HD
touchscreen
Maximum resolution 2560 x 1440
Refresh rate 60 Hz
Pixel pitch 0.233 mm x 0.233 mm
Controls brightness can be controlled through increase/
decrease display brightness controls
Camera
Camera resolution 2.0M Pixels
Video resolution full‑HD with Skype HD certification
Diagonal viewing angle 60 degrees
Power Ratings
Input voltage 100 VAC—240 VAC
Input frequency 50 Hz—60 Hz
Output current 3.60 A