Currently, some users in the online community have reported that the iPhone 17 Pro Max they purchased has strange speaker problems. These problems will cause some unnecessary sounds to appear when playing audio content, and the volume of normally played audio will also be automatically reduced.

Similar feedback has appeared on the REDDIT forum and Apple's official forum. An analyst from the technology website CNET said that the iPhone 17 Pro Max he used sounded crisper when playing audio. In fact, the sound was slightly distorted.
In addition to the potential for lower volume and harsher audio (a result of distortion), when the volume of the iPhone 17 Pro Max is reduced to zero and connected to a USB-C charger, the speaker will also emit a static noise, which is somewhat similar to the wireless connection of a walkie-talkie. A similar situation does not occur when using a wireless charger.
It is worth noting that since the iPhone 17 Pro Max was launched at the end of September, users have encountered similar problems and reported feedback on Apple’s official support forum. The same is true on the REDDIT forum, but Apple has not yet responded.
For affected users, if the situation is serious, you can consider contacting Apple after-sales service for inspection and repair. After all, Apple will not release firmware to fix it before Apple confirms the problem. Of course, it is not clear whether this is a hardware problem or a software problem. However, in most cases, Apple will solve the problem through software updates rather than recalls.