static in speaker brand new macbook air
I have a brand new macbook air, less than two weeks old, and there is static in one speaker with certain frequencies.
MacBook Air
You are entitled to 90 day telephone support from Apple. Try contacting them.
Apple Support by e-mail or chat
Apple Support contact - Telephone
If you live near an Apple Store, make a Genius Bar appointment to have the computer tested. Supposedly there is no charge for testing. Use 2nd link if not near an Apple Store or aren’t in the US. Hardware Repair - Keeping Confidential Data Safe