Fangrui Product Details Humanized Design, Simple Installation, No Need For Professional Installation, Ready To Use,infrared Sensing, Available Day And Night, Regardless Of Day Or Night There Are Multiple Voices To Choose From In The Normal Mode, Including The Welcoming Voices Of Multiple Countries.recording Mode: You Can Record The Sound You Need, Or By Voice. The Volume Can Be Adjusted In Three Levels, And The Sound Can Be Adjusted According To The Location To Suit Your Needs. High Sensitivity, Sensing Distance 2-7 Meters. The Sensing Range Can Be Adjusted Freely Bracket Activity Range: 360 Free Rotation Without Dead Angle Function 1. Normal Mode: Short The Song Selection Button To Play Song. There Are 20 Sounds To Choose From 2. Recording Mode: Long The Recording Button, Play The Bi Sound To Start Recording, The Recording Time Is , When Or Half, Release The Recording Button, Indicating That The Recording Is Over, And Play Two Bibi Sounds. 3. Short The Recording Button, Recording Mode Be Broadcasted, And The Rec