Its very simple to install .... No DIY required and its more good than OEM, Trust me i am using from last one month and its done amazing job. Its also have remote start & trunk opener.
Autophile already answered your quesry ... Its communicate through OBD port.
Electra TV ap ka hua
Dear this unit is imported as sample from China and cost me 50,000 but as my friend is going to launch commercial in coming week you can get in less price.
Wait for a week, you will get all info including price.
Wait for a week ... you will get all info.