This is a completely assembled and ready to install lower dock assembly for the iPhone 4. Though more costly than replacing one damaged component in the dock connector assembly， replacement of the entire iPhone 4 dock assembly is a much simpler task and eliminates the need for any soldering. The assembly comes with the dock connector， loudspeaker， antenna flex， and transmitter microphone.                                    Features            All flex cables have been tested before shipThis is the best place for bargain prices and great quality flex cableIt’s the connecting cable that links different parts in your deviceIdeal for replacing broken， cracked， damaged， or dirty flex cableIt may helps you to repair your phone with following common faults:-iPhone Does Not Charge-No Signal-No Loudspeaker Functionality-Low Loudspeaker Volume-Malfunctioning home button (See Home Button Assembly)-Malfunctioning Transmitter Microphone                                                            Specifications            Color    Black    <br>Dimensions    5.3 x 5.3 x 0.6cm / 2.09" x 2.09" x 0.24"(W x L x H)    <br>Weight    5g / 0.18oz    <br>Compatible with    iPhone 4    <br>Related Parts    iPhone 4 Dock ConnectoriPhone 4 LoudspeakeriPhone 4 Antenna FlexiPhone 4 Transmitter Mic    <br>                                                            Package Includes            1 x Replacement Insert Tail Assembly for iPhone 4 Black