Dell Vostro 2521 (Early 2013) - Manual (Page 48)

Feature Description
Stereo conversion 24-bit (analog to digital and digital to analog)
Interface Intel HDA bus
Speakers 2 x 2 W
Volume controls program menu and keyboard media-control keys
Table 13. Video
Feature Description
Video type LVDS
Video Controller:
UMA Intel HD Graphics 3000/4000 (shared memory)
Discrete AMD Radeon HD 7670M (1 GB DDR3)
Data bus 128 bits
External display support HDMI
Table 14. Camera
Feature Description
Camera Resolution 0.92 megapixels
Video Resolution (maximum) 1280 x 720 (HD) at 30 fps (maximum)
Diagonal viewing angle 66°
Table 15. Communication
Feature Description
Network adapter 10/100 Mbps Ethernet LAN on Motherboard (LOM)
Wireless
• Wi-fi 802.11 b/g/n
• bluetooth 4.0
Table 16. Ports and Connectors
Feature Description
Audio one headphone/microphone combo port (headset)
Video one 19-pin HDMI connector
Network adapter one RJ45 port
USB
• two USB 3.0 ports
• one USB 2.0 port
• one USB 2.0 port with window debug
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