OptiPlex 5490 All-In-One Setup and Specifications

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Wireless module

The following table lists the Wireless Local Area Network (WLAN) modules supported on your Optiplex 5490.

Table 1. Wireless module specifications
The following table provides the wireless module specifications of Optiplex 5490.
Description	Option one	Option two
Model number	Qualcomm QCA61x4A	Intel Wi-Fi 6 AX201
Transfer rate	Up to 867 Mbps	Up to 2.40 Gbps
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 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	Bluetooth 5.0	Bluetooth 5.1