Table 8. External ports(continued)
Description Values
Media-card reader
One SD-card slot
Power-adapter port
4.5 mm barrel
Security-cable slot
Not supported
Internal slots
The following table lists the internal slots of your Inspiron 14 5440.
Table 9. Internal slots
Description Values
M.2
● One M.2 2230 slot for WiFi and Bluetooth combo card
● One M.2 2230 slot for solid-state drive
NOTE: To learn more about the features of different
types of M.2 cards, search in the Knowledge Base
Resource at www.dell.com/support.
Wireless module
The following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Inspiron 14 5440.
Table 10.
Wireless module specifications
Description Option one Option two
Model number
Realtek RTL8852BE Realtek RTL8851BE
Transfer rate
Up to 1201 Mbps Up to 600 Mbps
Frequency bands supported
2.4 GHz/5 GHz 2.4 GHz/5 GHz
Wireless standards
● Wi-Fi 802.11 a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (WiFi 802.11ax)
● Wi-Fi 802.11 a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (Wi-Fi 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.
18 Specifications of Inspiron 14 5440
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