Extech 407760: Usb Sound Level Datalogger

407760 Sound Level Datalogger can record up to 129,920 records and uses a USB interface for easy setup and data download. The datalogger meets ANSI and IEC 61672 Class 2 standards with a 1.4dB accuracy. Additional features include A and C weighting, Fast/Slow response time, and 2 start methods: programmed (from PC) or manual. Comes complete with software, tripod, USB extension cable, windscreen, and 3.6-Volt Lithium battery.Designed to meet ANSI and IEC 61672 Class 2 standardsUSB interface for easy setup and data download30 to 130dB rangeDatalogging capability up to 129,920 recordsSelectable data sampling rate: 50ms, 500ms, 1s, 2s, 5s, 10s, 60sRecords readings with real time clockTwo start methods: programmed (from PC) or manual0.5" electret microphoneIncludes 3.6V Lithium battery, protective cap, USB extension cable, tripod, windscreen, and Windows