SNDWAY SW-525B Large digital display noise meter

Features Super large 9.6" LCD digital display with backlight that makes reading more clear and visually in dark areas. Alarm function. When the measuring value is over the alarm value, the meter will make a sound beeping and lock the data with blinking for 2 minutes. Data storage. The instrument will automatically store the data every 2 seconds, and the stored value is the largest noise value in 2s, which can last for one year. Connecting computer with USB cable, you can down-load records, collect samples and print chart and date,etc. Wall hanging type. With the hanging hole, it can installed on the wall to or free stand on the table. Application: families, factories, offices, hotels, hospitals, laboratory, theaters and audio systems, etc. Specification Model :SW-525B Accuracy :±1.5dB Measurement Range ；30~130dB Frequency Response Range： 31.5Hz~8.5KHz Frequency Weighting： A Response ：Fast Resolution ：0.1dB(<100dB), 1dB(>100dB) Alarm Reminder(sound+display) ：Yes Alarm Out