HESGI provide 12-Month warranty. Don’t use an incompatible phone or some redundant accessories on the phone. [New Version, Better Performance]-The sound is better * lighter and thinner * Built-in Screen Protector is wider * Rubber covering Headphone jack is detachable, charging port is covered by specially designed plastic. Our case is made according to the original phone, so our case only fit for the original charger. It has good protection and waterproof effect.Screen protection film is made of PET material, wear-resistant and scratch resistant, but does not affect your normal using, can use it in the rain and snow weather or other similar environment without limit. IP68 standard Waterproof and fully sealed, submersible to less than 6.6 ft/2 m depth.Perfect for iphone 6 (4.7in), easy and complete access to all key functions like volume, charging, headphone jack, home button (Fingerprint ID), mute, power and etc. Front and back lenses enables high-quality photos and videos through the case. Important: Screen Protector: only fit for the iPhone of non-Glass Screen Protector, or will affect the touch sensitivity, or would destroy the tightness of case.  Waterproof Test: Please Put a Tissue in the case for test. If the tissue got wet, pls check it again or tell us.  Charging Port: only fit for Apple Brand Lighting to USB Cable or other narrow connector MFi Cable.  Silent Button: Make sure you line up phone switch with the case toggle switch as you put it together. The case is a waterproof case, and the surface is a little hard,so it is a little affect the sound signal and touch sensitive due to the case is all sealed.