HikVision DS-2CE16D0T-ITPFS 2MP Audio Fixed Mini Bullet CameraHikVision DS-2CE16D0T-ITPFS 2 MP Audio Fixed Mini Bullet Camera, It Has Comes With 2 MP Coaxial Audio Camera, Enhancing Safety With Discreet And Economical Built-In Microphone, Transmits Audio Over The Coaxial Cable, EXIR 2.0: Advan..