Table 9. Wireless module specifications (continued)
Description
Frequency bands supported
Wireless standards
Encryption
Bluetooth
WWAN module
The following table lists the Wireless Wide Area Network (WWAN) module supported on your Latitude 7520.
WWAN module specifications
Description
Model number
Transfer rate
Frequency bands supported
Network standards
Antenna connector
Temperature
Values
● 5 GHz 80M: Up to 1.2 Gbps
● 5 GHz 160M: Up to 2.4 Gbps
2.4 GHz/5 GHz
IEEE 802.11a/b/g/n/ac/ax, 160 MHz channel use
● 64/128-bit WEP
● 128-bit AES-CCMP
● 256-bit AES-GCMP
● TKIP
Bluetooth 5.1
Option one
● Qualcomm Snapdragon X20 Gigabit
LTE CAT 16 (DW5821e; 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, US only
up to 1 Gbps DL/150 Mbps UL (Cat 16)
● 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19,
20, 25, 26, 28, 29, 30, 32, 38, 39, 40,
41, 42, 43, 46, 66
● HSPA+ (1, 2, 4, 5, 6, 8, 9, 19)
● LTE FDD/TDD
● WCDMA/HSPA+
● GPS/GLONASS/Beidou/Galileo
● WWAN Main Antenna X 1
● WWAN Diversity Antenna X 1
● 4 x 4 MIMO Antenna x 2
● Normal operating temperature:
-30°C to + 70°C
● Extended Operating temperature:
-40°C to +85°C
Option two
● Qualcomm Snapdragon X20 LTE-A
CAT 9 (DW5829e; 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, US only
up to 450 Mbps DL/75 Mbps UL (Cat 9)
● 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19,
20, 25, 26, 28, 29, 30, 32, 38, 39, 40,
41, 66
● HSPA+ (1, 2, 4, 5, 6, 8)
● LTE FDD/TDD
● WCDMA/HSPA+
● GPS/GLONASS/Beidou/Galileo
● WWAN Main Antenna X 1
● WWAN Diversity Antenna X 1
● Normal operating temperature:
-30°C to + 70°C
● Extended Operating temperature:
-40°C to +85°C
Specifications of Latitude 7520
13
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