... by motion sensor good sound quality recordable function available CE ROHS FCCmotion sensor sound box /sound box activated by motion sensor ... /recordable motion sensor sound box , motion sensor speaker , motion sensor sound box 1.message:voice,music,melody,animal,sound are avaiable 2. ... LED is available if need 4.components:PCB,speaker,plastic box,battery house,IC,microphone,AA or AAA battery ...