* 2.4GHz Wireless Palm Baby Monitor * 2.4GHz 2.5" LCD Palm Size * Small palm size of receiver for mobile usage. * 2.5 LCD screen with 480 X 234 resolution. * have 8 Infra-red LED on the camerafor Nightvision (Day & Night Uses). * The receiver build in a big rechargeable li-battery . * 4-channel operation allows multiple (1-4) camera system * 380TV lines sharp picture display. * receiver for audio monitoring. * Min 100m transmission distance without block. * contact the column of bracket,the Led light will be turn on automatically,contact again then it also can be turn off automatically.