Specification :

NSK7452CX indoor phone
Function Calling, Talk, Monitoring, Remote control the lock.
Application match to all of the CX and NCX outdoor unit
Housing ABS material
Screen 4" flat CRT, 3.5" or 4" TFT LCD
Adjustments volume, brightness, contrast, saturation
Installation method surface mounting
Specifications
Working voltage AC110V-240V
Working current B/ Wd600mA, Colord400mA
Max. wiring distance 80m/ 262feet( 22AWG, 4* 0.5mm/ 2, 4* 0.75mm/ 2, Rvv4 cable)
Wiring 4wires
Talk time 45^ 90sec
Relative humidity 45% ^ 95%
Ambient tempreature 55 ^ -12
Resolution 380TV lines
Video output 1Vpp 75ohm
Packing information
Products dimension 220* 196* 71MM
Inner package 251* 260* 75MM
Carton size 430* 290) 290MM
Protection level IP54
Weight NW: 1.25kg GW: 1.45kg
Certificates CE or other required certificates
Business mode Final products, SKD/ CKD, OEM/ ODM available