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User's Manual

ManualsBrandsRealtek Semiconductor ManualsElectronics802.11a/b/g/n/ac RTL8821AU Combo module
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RTL8821AU Combo module User Manual
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The RTL8821AU Bluetooth controller complies with Bluetooth core specification v4.0, and supports dual
mode (BR/EDR + AMP + Low Energy Controllers). It is compatible with previous versions, including v2.1
+ EDR and v3.0 + HS. For BR/EDR, it supports scatternet topology and allows four active links in slave
mode, and seven active links in master mode. For Low Energy, it supports multiple states and allows eight
active links in master mode. The links in BR/EDR and LE can be active simultaneously.