Product Specs

3 Hardware introduction
Functional block diagram
figure 1. WLT5856A Block diagram of the module
WLT5856A There are two main parts inside the module：
1. Bluetooth part：Contains the Bluetooth chip RDA5856，2.4GHzPCB Antenna and
external interface.
2. Audio section：RDA5856 integrated Audio Codec, Provides analog audio input and
output,Digital audio input and output,Headphone amplifier and so on, Support for
Bluetooth HFP，A2DP（Source 和 Sink）Other audio applications.
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