Table 7. Internal ports and connectors (continued)
Description Values
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
SLN301626.
Communications
Ethernet
Table 8. Ethernet specifications
Description Values
Model number
Ethernet controller integrated to the system board
Transfer rate
10/100 Mbps
Wireless module
Table 9. Wireless module specifications
Description Values
Model number
Qualcomm QCA9565
(DW1707)
Qualcomm QCA9377
(DW1810)
Qualcomm QCA61x4A
(DW1820)
Transfer rate
Up to 150 Mbps Up to 433 Mbps Up to 867 Mbps
Frequency bands supported
Dual band 2.4 GHz Dual band 2.4 GHz/5 GHz Dual band 2.4 GHz/5 GHz
Wireless standards
WiFi 802.11b/g/n WiFi 802.11a/b/g/n/ac WiFi 802.11a/b/g/n/ac
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth
Bluetooth 4.0 Bluetooth 4.2 Bluetooth 4.2
Audio
Table 10. Audio specifications
Description Values
Controller
Realtek ALC3246
Stereo conversion
Supported
Internal interface
High-definition audio
External interface
Headset combo jack (stereo headphones/microphone-in)
Speakers
Two
Specifications of Inspiron 3781 13
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