03-07-2017, 11:15 PM
03-10-2017, 07:26 AM
we will provide tech support 24*7, no matter this phone is under warranty or out of warranty.
If you have any questions, please send an email to support@yealink.com, we will follow up within 24 hours.
If you have any questions, please send an email to support@yealink.com, we will follow up within 24 hours.