Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Latitude 3550.
Table 9. Ethernet specifications
Description Values
Model number
RTL8111H-CG
Transfer rate
10/100/1000 Mbps
Wireless module
The following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Latitude 3550.
Table 10. Wireless module specifications
Description Option one Option two
Model number
Intel AX211 Realtek RTL8852BE
Transfer rate
Up to 2400 Mbps Up to 1200 Mbps
Frequency bands supported
2.4 GHz/5 GHz/6 GHz 2.4 GHz/5 GHz
Wireless standards
● WiFi 802.11a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6E (WiFi 802.11ax)
● Wi-Fi 6 (WiFi 802.11ax)
● WiFi 802.11a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (WiFi 802.11ax)
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
The following table lists the Wireless Wide Area Network (WWAN) module supported on your Latitude 3550.
Table 11.
WWAN module specifications
Description Values
Model number
Qualcomm Snapdragon SDX12 Global LTE-Advanced
( DW5825e)
Form factor
M.2 3042 KEY-B
Host interface
USB 3.0/2.0
Specifications of Latitude 3550 17