Are you looking to in dual-audio from AnimePahe, or are you trying to create/install an AI voicepack for long narration?
If you have downloaded content and the "voicepack" (audio) is missing or poor quality, check if the file was a partial/corrupt download , as this is a common issue with highly compressed files. PAHE voicepack
AnimePahe is optimized for mobile users and those with low storage or slow internet. Because of this, the audio is often encoded in mono or lower bitrates to keep file sizes small. Are you looking to in dual-audio from AnimePahe,