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Audio
Type two-channel high definition audio
Controller 92HD90B
Stereo Conversion 24-bit (analog-to-digital and digital-to-analog)
Interface:
Internal high definition audio
External microphone-in connector, stereo headphones/external
speakers connector
Speakers 1.5 W stereo
Internal speaker amplifier 1.5 W mono
Volume controls media buttons for Media control
Video
Type Intel UMA video
Data bus integrated video
Video controller
Latitude 5420/E5420/5520/E5520 Intel HD Graphics
Intel HD Graphics 3000
Latitude E5420m/E5520m Intel GM45
Output 15-pin video connector
19-pin HDMI connector
Communications
Network adapter 10/100/1000 Mbps Ethernet LAN
Wireless internal wireless local area network (WLAN), wireless wide
area network (WWAN), and Bluetooth wireless support
Ports and Connectors
Audio microphone connector, stereo headphone/speakers
connector
Video 15-pin VGA connector
Network adapter RJ-45 connector
USB three 4-pin USB 2.0-compliant connectors, one eSATA/USB
2.0-compliant connector
Memory card reader 5-in-1 memory card reader
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