Whenever you are having any trouble with voice quality of your GULFSIP, you can follow these steps and please note that your problem might be solved at any step ,
1. Check your internet Speed and make sure that your internet is working well and stable.
You can download “Speed test” application from the App store. After completing the test, your internet speed will be shown.
2. Change your internet connection, try both 4G and WIFI.
3. Try using our VPN connection; you can set up VPN on iPhone from here Set up VPN on iPhone
For more information please check our FAQ page for Software and Mobile Applications, or check any of the related links available.
For more explanation , please watch the following video
To Contact us : send email to email@example.com ,
or call our call center on 888 from any GULFSIP no.