ATOTO AC-HD02LR 720P Rearview Camera with Live Rearview, HD Picture Quality, Night Vision/Waterproof, Compatible with ATOTO X10 / S8 /F7 /A6 / A5 Series. Not Compatible with P5/ P8/P9 sold2020 the size of the speaker

the size of the speaker thread hole is 1/4 inch-20

POWERFUL ZOOM - View your slides and film negatives with 3X magnification to enjoy your memories as best as possible

Ps/2 extension cable is Copper Cord 28AWG OD:5

PIP (Picture in Picture)Enjoy multiple displays of your devices on your TV screen with the PIP feature

ATOTO AC-HD02LR 720P Rearview Camera with Live Rearview, HD Picture Quality, Night Vision/Waterproof, Compatible with ATOTO X10 / S8 /F7 /A6 / A5 Series. Not Compatible with P5/ P8/P9 sold2020 the size of the speakerATOTO AC HD02LR 720P Rearview Camera with Live Rearview, HD Picture Quality, Night Vision Waterproof, Compatible with ATOTO X10 S8 F7 A6 A5 Series. Not Compatible with P5 P8 P9 Product Features HD 720P Rear view Backup Parking Assist Camera, which can output 720P HD video signal. Special wiring design plus system firmware support allows user to have a live rearview when vehicle is moving ahead It only works on selected ATOTO car stereos (X10 S8 F7 A6