Color 5.6" Lcd monitor with integrated speaker comes with suction cup mount and plugs into 12V DC power outlet on dash. The camera features efficient CMOS technology that uses little power. The strong signal transmits via external antennas on camera and monitor through and around objects. An integrated microphone lets you hear what's behind you or backing directions. Eight LEDs assist vision in low light. The camera connects to rear lights or other 12V DC power source.