1>baby care product 2>1 year warranty 3>wholesale price,fast delivery ... to TV or monitor via AV cable Built-in microphone, video and audio monitoring simultaneously Support 3 working channels ... Color CMOS sensor for crisp, clear images* Built-in microphone for audio monitoring* 3-channel operation allows multiple (1- ... Vision*Night vision range:3m* Certificate:CE,FCC,RoHS 2.4ghz baby care product