operating voltage: DC12V~24V

          Power consumption: maximum 6W (standby) / 12W (working)

          audio distortion: less than 8%

          audio signal to noise ratio: greater than 50dB

          camera: 2 million pixels

          display: 7 inch TFT,1024*600

          operation mode: touch mechanical key double operation

         opening distance: credit card or two-dimensional code <5CM, face recognition <2M

         network support: networking, offline work can work

         external interface: closed door detection, anti disassembly detection, network access

         working environment: -20 degree ~55 degree

         Equipment size: 390.5 * 140.5 * 22

         Installation method: wall mounted, embedded 86 boxes