Noise and caller sound not hear

When I'm calling someone I didn't hear his sound but he did, And continuous noise periodically heard.

Model Name: VS-GGU-E2M0400

GSM Modem Description: GSM:850/900/1800/1900MHz

Software Version: 2.0.5



Please help me ASAP.

Hi,

Sorry for delay. Please prepare remote access for checking. For convenient contact, please add my skype.

Best regards,
email: This email address is being protected from spambots. You need JavaScript enabled to view it.
skype: linda.li258

SAMI wrote: When I'm calling someone I didn't hear his sound but he did, And continuous noise periodically heard.

Model Name: VS-GGU-E2M0400

GSM Modem Description: GSM:850/900/1800/1900MHz

Software Version: 2.0.5



Please help me ASAP.

You can listen to live audio at radio internet

Hello

Please add my skype upper.hua and give us your SN number , we will check it for you .