UV950A employs 1/2.8 inch high quality CMOS sensor UV950A has 12X/20X/30X optical zoom lens for options Leading auto focus algorithm makes lens a fast, accurate and stable auto-focusing Low Noise CMOS effectively ensure high SNR of camera video.Advanced 2D/3D noise reduction technology Support 16000,32000,44100,48000 sampling frequency and AAC,MP3,PCM audio coding