Check the listing for details. Digital Sound Level Meter Noise Spectrum Analyzer Filter Tester with 25dB-130dB. Color: Black, Condition: New. Listed at 468.00 USD. Digital Sound Level Meter Noise Spectrum Analyzer Filter Tester with 25dB-130dB Note: Battery not Included During The Shipping !!! Application: The Noise Spectrum Analyzer is a universal sound level meter, an integrated sound level meter. It can also measure Accumulated percentile sound level, also a spectrum analyzer that can measure 1/1 octave filter and 1/3 octave filter. Features: Its performance is in accordance with GB/T 3785-2010 standard level 2 And IEC 61672:2013 Class 2 sound level meter requirements, but also meet the requirements of IEC 1260:2014 Class 2 and GB/T 3241-2014 for Class 2 1/1 octave filter and 1 1/3 octave filter. It also meets the JJG 188-2017 standard. With built-in 1/1 octave and 1/3 octave filters. Either manual or automatic frequency sweep measurement is available. 12 groups of data can be saved automatically in automatic sweep measurement. With the function of integration and statistics, 800 groups of single measurement and 6 days of regular measurement can be achieved. The stored data can be read and printed. The collected data can be checked when the regular measurement ispaused. The three time weighting F, S, and can be selected. The digital detection technology is used to replacesome traditional sound level meters, the stability andreliability are greatly improved. Large screen display is adopted, with clear and intuitive display. With dynamic scale display. Optional Bluetooth printer for data printing. (Optional) Use USB data output to connect with PC. Provide Bluetooth data output choice. (Optional) Specifications: Microphone Φ12.7mm (1/2') test condenser microphone Frequency range 10Hz~20,000Hz Frequency weighting A, C, and Lin(Linear) Range 25dB~130dB (A) Range control Manual, three gears, linear range > 60dB Testing Range 30dB~90dB (dynamic scale display 10dB~100dB) 50dB~110dB (dynamic scale display 30dB~120dB) 70dB~130dB (dynamic scale display 50dB~140dB) Accuracy In accordance with IEC61672 standard, class 2 Time Weighting Fast (F), Slow (S), Impulse (I) Filter Built in 1/1 and 1/3 octave filter Display Large screen dynamic LCD, instantaneous sound level, with analogammeter display. The output interface AC signal output USB data cable output Calibration Use class 1 sound level calibrator Power Supply 4x1.5V AAA Size (UM-4) Battery (not included) External Power 6V Weight 185g (Not Including Batteries) Dimensions 227mmx63mmx26 mm Operating Condition Temperature: -10~50°C Standard Accessories Main Unit Windscreen Carrying Case (B04) Manual Optional Accessories CD Data Cable Bluetooth Data Adapter Bluetooth printer Printer power adapter External power supply (6V)