iPhone 16 Pro sound speaker

The spare part of the lower internal earphone for the iPhone device is the part responsible for outputting sound during calls (when the phone is placed to the ear) or when listening to music or videos at low volume. It is often called "earphone" or "call speaker." You may need to replace it if the phone stops producing sound from this speaker, or if the sound is weak or distorted. Description of the spare part: Name: Lower internal earphone (or earphone / call speaker). Function: Responsible for outputting sound during calls and when playing media at low volume. Location: Located at the bottom of the phone, near the charging port. Symptoms: You may need to replace it if the sound is weak or unclear, or if the sound does not work at all.