Wireless modules
The following table lists the Wireless Local Area Network (WLAN) specifications and the Wireless Wide Area Network (WWAN)
modules that are supported on your Latitude 7520.
WLAN module
Table 9. WLAN module specifications
Description
Values
Model number
Intel Wi-Fi 6 AX201, 2x2, 802.11ax with Bluetooth 5.1
(onboard)
Transfer rate
●
2.4 GHz 40M: Up to 574 Mbps
●
5 GHz 80M: Up to 1.2 Gbps
●
5 GHz 160M: Up to 2.4 Gbps
Frequency bands supported
2.4 GHz/5 GHz
Wireless standards
IEEE 802.11a/b/g/n/ac/ax, 160 MHz channel use
Encryption
●
64/128-bit WEP
●
128-bit AES-CCMP
●
256-bit AES-GCMP
●
TKIP
Bluetooth
Bluetooth 5.1
WWAN modules
The following list provides the mobile broadband module options available on Latitude 7520.
1.
●
Qualcomm Snapdragon X20 Gigabit LTE CAT 16 (DW5821e with e-SIM enabled), WW excluding China, Turkey, US
●
Qualcomm Snapdragon X20 Gigabit LTE CAT 16 (DW5821e) WW
●
Qualcomm Snapdragon X20 Gigabit LTE CAT 16 (DW5821e) for AT&T, Verizon, and Sprint for US only
2.
●
Qualcomm Snapdragon X20 LTE-A CAT 9 (DW5829e with e-SIM enabled) WW excluding China, Turkey, US
●
Qualcomm Snapdragon X20 LTE-A CAT 9 (DW5829e) WW
●
Qualcomm Snapdragon X20 LTE-A CAT 9 (DW5829e) for AT&T, Verizon, and Sprint for US only
Audio
The following table lists the audio specifications of your Latitude 7520.
Table 10. Audio specifications
Description
Values
Audio controller
High Definition Audio
Stereo conversion
Supported
Internal audio interface
Realtek ALC3281-CG, High Definition Audio with Realtek
ALC1309 Smart Amp
External audio interface
Universal Audio Jack
Specifications of Latitude 7520
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