Lenovo IdeaPad U410 User Manual page 9

f Combo audio
jack
Note: Recording may not be supported if third-party headphones or headsets are
connected, due to different industry standards.
g Built-in
microphone
Chapter 1. Getting to know your computer
Connects to headphones or headsets. The combo audio
jack does not support conventional microphones.
The built-in microphone (with noise reduction) can be
used for video conferencing, voice narration, or simple
audio recordings.
5