... 16000 Records Data Logging Function 3).RS-232 Interface TES-1352H Datalogging Decibel Meter(RS-232 Interface) Auto ranging 0. ... Fast/Slow dynamic characteristic 16000 Records Data logging function RS-232 interface Real time clock with calendar Applicable standards ... , Battery , Carrying case , Adjustment screwdriver , Software , Wind shield, RS-232 connecting cable, 9 Pin to 25 Pin gender changer, 3.5 ...