inputs.text: great - little skeptical finding level technology affordable package thought would worth gamble really pleased showed quickly one reasons stereo cheap nobody spent much money getting instructions transated english places required little headscratching also no installation instructions beyond wiring diagram printed unit apparently thats enough however install day fairly complex install 99 ford f150 pick required dashboard cutting among things overjoyed results unit works beautifully every mode gps needed mapped proper port achieved automatically one oif settings menus fires right synced phone unit everything worked perfectlyi purchased wrong backup camera bought unit purchased wireless camera requires 5v power 500 milliamps receiver not want tie usb port stereo drive camera purchased different camera wired directly autos 12v systehemno regrets money well spent stereo looks great car little homework even complex install went smoothly