Heavy Duty Industrial Master Station  
                                
                                
                               
                               
                              
                                    
                           		 	
                                	
                                    - Master station with free access to all extensions and features
- Rugged waterproof and dustproof casing of orange silumin (aluminium alloy)
- Microphone along with red microphone live lamp
- External loudspeaker. Sound level adjustable with a potentiometer inside the station
- Built-in 10 W (8 ohm) VOX operated power amplifier for external loudspeaker
- Screw terminals for easy connection of installation cables
- Freely programmable extension number (up to 8 digits as from AMC software version 9.0)
- Equipped with 4 direct access keys