With interface 800 having the ability to communicate with smartphones and tablets, {HEAD ~ a user} replacing {TAIL ~ a factory stereo} is provided with additional replacement options, including the ability to integrate an already purchased device such as a smartphone or tablet, obviating the need to additionally purchase an aftermarket stereo 
replacing
With interface 800 having the ability to communicate with smartphones and tablets , { HEAD ~ a user } replacing { TAIL ~ a factory stereo } is provided with additional replacement options , including the ability to integrate an already purchased device such as a smartphone or tablet , obviating the need to additionally purchase an aftermarket stereo
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH