MB90K & MB90D-Call Bell System

Product Description

MB 90K Emitter
Number Display 4-bit 0.56 red LED display
Calling Mode Calling number mode and pages mode
Frequency 433.92MHz
Power Supply 5V500mA
humidity 10 - 80 %
temperature 0 - 45 ˚
Dimension 15cmx10cmx3.5cm
MB 90D Receiver
Power Input 12V1A
Mode Voice broadcast number
Frequency 433/315 MHz
Range 150 m
Dimension 42cmx12cmx3cm