SONOMETER; COLLOQUIALS: NO INFORMATION; TYPE: DIGITAL; WORKING RANGE: 30-130DB;, VOLTAGE (V): 9V BATTERY; CURRENT (A): NO INFORMATION, N; FREQUENCY (HZ): 31.5HZ-8KHZ; OPERATING TEMPERATURE: 0-40 ° C; MATERIAL: ABS PLASTIC, ROBUST; DIMENSIONS: 280X95X45MM; RESISTANCE, I A: NO INFORMATION; DESIGNATED USE: NO INFORMATION; STANDARDS AND SPECIFICATIONS:, IEC 61672-1 (CLASS II); ADDITIONAL FEATURES: CLASS II WITH 32000 DATA REGISTRATION PCE-322A AND CONNECTION TO PC, WITH 4 LCD DISPLAY, DIGITS, PRECISION + -1.4DB, INCLUDES: 1.- 1UN ENVIRONMENTAL CONTROLLER PCE-322A, 2.- 1UN WIND SUPPRESSOR, 3.- 1UN INTERFACE CABLE, 4.- 1UN, MINI TRIPOD, 5.- 1UN CALIBRATION SCREWDRIVER, 5.- BATTERY, 6.- 1UN POWER SUPPLY, 7.- 1UN TRANSPORTATION CASE; SUGGESTED BRANDS: PCE INSTRUMENTS PCE-322A