It is time to update your cellphone if there is no response or on-and-off reaction when you are using the earphones to listen to the music or answer calls. Here we have a good recommendation for you. Our High Quality Replacement Earphone Jack Module for Apple iPhone 4 is designed to solve lots of problems， such as insensitive or poor volume， no voice when you are on hands-free calling. Professional disassembling tool is strongly recommended. Make a wise purchase right away! This earphone jack module will satisfy you undoubtedly!                                    Features             Have been tested before shipment<br> This is the best replacement for the original earphone jack module at reasonable price and with excellent quality<br> If the headphone does not work correctly， you probably need to replace the earphone jack<br> Please make sure what your phone problem is before making the purchase<br> Designed to solve lots of problems， such as insensitive and poor volume， no voice， no response or on-and-off reaction when you are listening to the music or on hands-free calling <br>                                                            Specifications             Color     Black    <br> Compatible with     iPhone 4    <br> Dimensions     (1.73 x 1.30 x 0.20)" / (4.4 x 3.3 x 0.5)cm(L x W x H)    <br> Weight     0.11oz / 3g       <br>                                                             Package Includes            1 x Replacement Earphone Jack Module for Apple iPhone 4<br>