Lenovo Ideapad 520S Series Hardware Maintenance Manual page 31

Table 1. Specifications (continued)
Feature Description
Audio • 3.5 mm Combo audio jack
• 2 W speaker × 2
• Single microphone
Bluetooth
• Combined in combo card
wireless
Keyboard • 6 rows Lenovo Keyboard
Integrated
• HD/0.3 M
camera
Battery • Li-ion battery pack, 3 cells / 2 cells, 52.5 Wh / 30 Wh
AC adapter • 20 V DC
Pre-installed
• Free-DOS for HDD
operating
• Windows 10
system
Lenovo ideapad 520S/320S
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