Table 7. Internal ports and connectors
Internal:
M.2
•
One M.2 slot for WiFi and Bluetooth combo card
•
One M.2 2230/2280 slot for solid-state drive
NOTE:
To learn more about the features of different
types of M.2 cards, see the knowledge base article
Communications
Wireless module
Table 8. Wireless module specifications
Description
Values
Model number
Intel Wi-Fi 6 AX201
Intel 9560 (160 MHz)
Transfer rate
Up to 2.4 Gbps
Up to 1.73 Gbps
Frequency bands supported
Dual band 2.4 GHz/5 GHz
Dual band 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)
•
WiFi 802.11a/b/g
•
Wi-Fi 4 (WiFi 802.11n)
•
Wi-Fi 5 (WiFi 802.11ac)
Encryption
•
64-bit/128-bit WEP
•
ARX-CCMP
•
TKIP
•
64-bit/128-bit WEP
•
AES-CCMP
•
TKIP
Bluetooth
Bluetooth 5.0
Bluetooth 5.0
Audio
Table 9. Audio specifications
Description
Values
Controller
Realtek ALC3254
Stereo conversion
Supported
Internal interface
High-definition audio
External interface
One headset port (headset combo connector)
Speakers
Two
Internal speaker amplifier
Supported (Audio codec built-in amplifier)
External volume controls
Using media-control shortcut keys
Speaker output:
Average
2 W
12
Specifications of Inspiron 7791 2n1