iPhone 6/6s Waterproof Case, FITFORT Waterproof Shockproof Dirtproof Snowproof Full Sealed Case or Cover for iPhone 6s/6(4.7-inch)(Black) Perfect cutouts for iphone 6 (4.7in), easy and complete access to all key functions like volume, charging, headphone jack, home button (Fingerprint ID), mute, power etc. [More Choice: $21.99, ASIN: B01HAWXTU8] IP68 standard Waterproof and fully sealed, submersible to over 6.6 ft deep; rugged built polycarbonate frame with exceeded military standard, withstanding shock and drop from 6.6 ft high Front cover with built-in screen protector of crystal clarity prevents scratches without compromising sensitivity, please clean your phone screen and remove any other screen protector first; Back cover with soft fabric interior prevents scratch and absorbs shock Non-permeable membranes microphone and speaker cover vents, through which clear sound can be heard and captured; Designed specially for waterproof use, cause it is completely and totally sealed, all the cases will meet this sound problems. Highly recommended use the headphone adapter answering the call. No sound problem but can protect your ear as well . Important : 1.Please do the waterproof test first;2.Designed with the original iPhone 6 sample, works only with the original charging cable;3.When you install the case, please make sure that putting the phone mute button and case mute button into the same position ,then adjust the mute button until it can work well, at last close the back shell ;4.If any questions, please contact us first via sales2@dreamlinkhk.com, we will try our best to help you.