> ## Documentation Index
> Fetch the complete documentation index at: https://dragonwingdocs-staging.qualcomm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# APTX Classic Decoder API

**Header:** `spf/api/modules/aptx_classic_decoder_api.h`

## Macros

### `MODULE_ID_APTX_CLASSIC_DEC`

```c theme={null}
#define MODULE_ID_APTX_CLASSIC_DEC 0x0700107D
```