well bro rockmars is availaible in the price of aroun 17500 with fitting, but DVD players are designes for video quality and not audio, u will have to install all four Good quality speaker, something like sony components, and then the Amplifier becomes necessary to get a reasonable sound......so in total in dash DVD layers with Oem fitting, rear view camera, Front sony component speakers, and rear some other sony speakers (4000 rs), and amplifier pioner (6000-8000 rs)....total budget 35000 with reasonable and good quality sound output.......as for OEM indash well its also good but the speakers are pethatic, so this rockmars offered with 6 months Pioneer pakistan warranty is also a good option,had this all in my car