Dear Sir,

Many time call to your customer care and write to mail your id but proper not respond regarding to return my handset YU5510A white not return your service center.
My job sheet no.E070130-0917-29962419
Already 3 months issue this matter.

Dear Mr.,
I am using YU4711 since last two years. But most of them I faced problem. Problem is that when I watching any video phone screen automatically off/black blank. What do I do.
Thanks