Setup and Specifications

Internal slots
The following table lists the internal slots of your Latitude 3520.
Table 9. Internal slots
Description Values
M.2
One M.2 2230 slot for Wi-Fi
One M.2 slot for 2230/2280 solid-state drive
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
000144170 at www.dell.com/support.
Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Latitude 3520.
Table 10. Ethernet specifications
Description Values
Model number
Integrated Realtek RTL8111H
Transfer rate
e.g. 10/100/1000 Mbps
Wireless module
The following table lists the Wireless Local Area Network (WLAN) modules supported on your Latitude 3520.
Wireless module
Table 11. Wireless module specifications
Description Values
Model number
Intel Wi-Fi 6 AX201 Qualcomm QCA61x4A
Transfer rate
Up to 2400 Mbps Up to 867 Mbps
Frequency bands supported
2.4 GHz/5 GHz 2.4 GHz/5 GHz
Wireless standards
WiFi 802.11a/b/g
Wi-Fi 4 (Wi-Fi 802.11n)
Wi-Fi 5 (Wi-Fi 802.11ac)
Wi-Fi 6 (WiFi 802.11ax)
WiFi 802.11a/b/g
Wi-Fi 4 (Wi-Fi 802.11n)
Wi-Fi 5 (Wi-Fi 802.11ac)
Encryption
64-bit/128-bit WEP
AES-CCMP
TKIP
64-bit/128-bit WEP
AES-CCMP
TKIP
Bluetooth
Bluetooth 5.1 Bluetooth 5.0
Table 12. WWAN module
Specifications of Latitude 3520 13