> ## Documentation Index
> Fetch the complete documentation index at: https://docs.guiji.cn/llms.txt
> Use this file to discover all available pages before exploring further.

# Precautions

1. The RTC module requires microphone access, so you need to request permission dynamically.
2. The WAV file format required for driving the digital human with audio must be: 16000Hz, mono, 16 bit.