Dell Precision 5540 Technical Manualbook - Page 30
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Wireless module
Realtek RTL8852BE, 2x2, Wi-Fi 6 (Wi-Fi 802.11 a/b/g/n/ac/ax),
Bluetooth 5.3 wireless card
The following table lists the Realtek RTL8852BE specifications.
Table 32. Realtek RTL8852BE specifications
Host interface
Network standard
Wi-Fi Alliance certifications
Operating frequency bands
Data rate
Power consumption
Authentication
Client utility
Software support
Radio On/Off
Roaming
Wake on wireless
Wireless display
Wireless PAN standard
Bluetooth data rates
Bluetooth operating frequency bands
Bluetooth profiles supported
Bluetooth data encryption
Operating temperature
Storage temperature
NOTE:
*Other names and brands may be claimed as the property of others
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Engineering specifications
● PCIe for Wi-Fi
● USB for Bluetooth
IEEE 802.11a/b/g/n/ac/ax, MU-MIMO
Wi-Fi CERTIFIED* a/b/g/n/ac/ax, WMM*, WPA, WPA2*,
WPA3*, and Wi-Fi Direct (Microsoft Windows* only)
● 2.4 GHz
● 5 GHz
● 2.4 GHz 40M: Up to 574 Mbps
● 5 GHz 80M: Up to 1201 Mbps
Optimized power modes (sleep states) reduce power
consumption during periods of inactivity
● WPA* and WPA2* Personal and Enterprise
● WPA3* Personal and Enterprise
Native Wi-Fi and Bluetooth Microsoft UI support
● Microsoft WHQL certified for Windows
● Linux
Supported
Support seamless roaming between access points
Supported
Native Miracast support by Windows
● Dual Mode Bluetooth 5.3
● BLE
Up to 3 Mbps
2.4 GHz
Support for Microsoft Inbox Bluetooth profiles in Windows
128-bit encryption
0°C to + 70°C
-40°C to +85°C