Its not a LCD.
Its a 7" Huawei S7 Tablet with is android based. (Rs. 15000) + Car Mount (Rs 800)
I use it as an entertainment + Navigation System.
It is also connected to the car stereo system via the audio cable in AUX input of the stereo.
It also has a SIM and can make calls, sms/mms and EDGE vis the network.
Sygic is free for android with Pakistan maps.