the specific requirement as follows :  Frequency: 2.4G non-fixed freq  receiving sensitive: -85db  Power supply: DC8V/500MA  Size(mm):115x80x21  TFT LCD Monitor Technical Parameter:  Screen size : 5.6 inches  Display mode : 43  Format : NTSC/PAL  Pixel : 320(W) xRGBx234(H)=224640 points  Power : DC 12V  Power Consumption: 10W  Operation temperature : -10 ~ +50  Storage temperature : -20 ~+60  Shape size : 175x125x32mm  Unit weight : 0.55Kg  Function Description:  5.6 inches broad view angle 4:3 display mode  Adjustable image brightness/color/contrast  NTSC automatic identification  Headrest style installation (bracket installation accessories are optional)  One AV input  Image sensor : 1/4 color CCD  Effective pixels: PAL: 512(H)×582(V) NTSC:512(H)×492(V)  Resolution :420 TVL  Vertical sync frequency PAL:50HZ NTSC:60HZ  Minimum lumination 1Lux (CCD)/ IR Off/0 Lux (IR ON)  IR Distance:1/10000 sec  S/N Ratio : Better than 48dB  White balance: auto  AGC: auto  Sync.system internal  Video output 1.0 Vpp 75ohm  Operating temperature -20 50  Power supply DC12V   Current consumption 100mA  Dimensions: 75mm x 50mm if have . please free contact me . Trademanager ID :cn200139042