... dvd player,car dvd player,car monitor,car mp3,car cd,car radio,car rudio,9 inch headrest dvd player,car ... dvd player,car dvd player,car monitor,car mp3,car cd,car radio,car rudio,9 inch headrest dvd player,car ... : ≥500 S/N Ratio : ≥90 dB Isolation Ratio: ≥65 dB Audio Input/Output : 1.6V ±20% Video Input/Output : 1Vp_p ±20 ...