Table 6. External ports (continued)
Description Values
● One Thunderbolt 4 port (Type-C) with Power Delivery
NOTE: You can connect a Dell Docking Station to this
port. For more information, see the knowledge base
article SLN286158 at www.dell.com/support.
Audio port
One headset (headphone and microphone combo) port
Video port
One HDMI 2.0 port
Media-card reader
One MicroSD-card slot
Power-adapter port
One 4.5 mm x 2.9 mm DC-in
Security
One security-cable slot (wedge-shaped)
Internal slots
The following table lists the internal slots of your Inspiron 7400.
Table 7. Internal slots
Description Values
M.2
One M.2 2230/2280 slot for solid-state drive/Intel Optane
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
SLN301626 at www.dell.com/support.
Wireless module
The following table lists the Wireless Local Area Network (WLAN) module supported on your Inspiron 7400.
Table 8. Wireless module specifications
Description Values
Model number
Intel AX201 (Gig+)
Transfer rate
Up to 2400 Mbps
Frequency bands supported
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 6 (WiFi 802.11ax)
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth
Bluetooth 5.1
Specifications of Inspiron 7400 13
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