Dahua Digital VTH (DHI-VTH2421FB) CCTV

Technical Specification
Main Processor High performace embedded processor
Operating System Embedded LINUX OS
Screen Type Capacitive screen
Display 7-inch TFT screen
Resolution 1024 × 600
Video Compression H.264
Audio Compression G.711A/G.711U/PCM
Audio Input 1 channel all-direction microphone
Audio Output Built-in 1.5W loudspeaker
Audio Mode Support dual-way bidirectional talk
Audio Enhancement Support echo cancellation/DNR
Audio Bit Rate 16 kbps
Communication Mode Full digital
Information Release Support to receive and view notifications issued by
center
Leave Videos or Text Messages Support
DND Mode Support to set DND period
Sub-station Quantity 9