Ethernet
T
he following table lists the wired Ethernet Local Area Network (LAN) specifications of your Latitude 5540.
Table 8. Ethernet specifications
Description Values
Model number
Intel I219-V/Intel I219-LM
Transfer rate
10/100/1000 Mbps
Wireless module
T
he following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Latitude 5540.
Table 9. Wireless module specifications
Description Option one Option two
Model number
Realtek RTL8852BE Intel AX211
Transfer rate
Up to 1201 Mbps Up to 2400 Mbps
Frequency bands supported
2.4 GHz/5 GHz 2.4 GHz/5 GHz/6 GHz
Wireless standards
● W
iFi 802.11a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (WiFi 802.11ax)
● W
iFi 802.11a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6E (WiFi 802.11ax)
NOTE:
W
i-Fi 6 is supported in regions
where Wi-Fi 6E is unavailable.
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth wireless card
Bluetooth 5.3 Bluetooth 5.3
NOTE:
The version of the Bluetooth wireless card may vary depending on the
operating system that is installed on your computer.
WWAN module
T
he following table lists the Wireless Wide Area Network (WWAN) module supported on your Latitude 5540.
Table 10. WWAN module specifications
Description Option one Option two
Model number
DW5823, Intel XMM 7560 R Global LTE-
Advanced, CAT16
DW5931e, Intel 5G 5000 Global Gigabit
NR/LTE, 3GPP Release 15
Form factor
M.2 3042 Key-B M.2 3042 Key-B
Host interface
PCIe Gen2 PCIe Gen3
Specifications of Latitude 5540 15
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