Apple iPhone 3g Charger Port Dock Flex Cable + Mic Microphone + Buzzer Ringer or Loud Speaker + Antenna Sticker PRE-INSTALLED ASSEMBLED + WirelessFinest MicroFiber Cleaning Cloth

Pre-assembled KIT, including the dock USB charger connector port with flex cable + Mic + Buzzer Ringer or Loud Speaker + Antenna sticker, all OEM parts pre-installed, this whole kit go into the back housing below the main board and battery. You will need to open up the phone, remove the two screws at the dock charger ports, take out the whole old kit, then just drop this new kit back in, put back screws and the replacement work for any of this part is done.

Compatible: Apple iPhone 3G 8gb 16gb Black or White. provided by AT&T or by any other wireless carriers. 

NOTE :  will not compatible with the new / latest iphone 3gS.