IR & IP Camera ?mm 48IR LED,80mm IR Range 1/3"SONY CCD, 480/520TVL is Optional 4-9MM Vari-Focus With Auto-IRIS Lens FROM Outer Change Cable out of Bracket Design With Control Key to Change AGC/BLC and Image Functions Double Glasses to Reduce IR Disturb IR LED Auto-open by CDS Control in Low Lux Support D1 Resolution Image Remote Monitoring, Remote/Local Immediate Recording , Snapshot Optimal Audio video Synchronization , MPEG-4 Compression