-8 AoIP optional channels (Ethernet LAN)
-Professional illuminated push-buttons
-Four bands microphones equalizer. In-Out selectable
-Audio Compressor for getting the same audio level from five MIC's
-Mini-PBX at TELCO Module, for attention of 3 phone lines
-3 telephone hybrid; one cellphone with Bluetooth 4.0 (digital link for high audio quality )
-8 Conductive Ceramic soft touch attenuators of professional quality for 15 years life
-4 x . . .