... is almost no noise when door work. Don't like the normal door operator ,you need to adjust the ... normal motorMicrocontroller32bit 30Mhz ST MCU, CANbus techinequesAdjustable parameterSpeed,Opening Width,Holdon tim,Original resetingPower supply110V-250V,60Hz ... ST MCU4Radar2 setsBEAMicrowave sensor5BEDIS control panel1 setGeLDeBinary system(TWO)Mechanical parts(RECORD 16STA System)1Hanger track1 setHigh ...