Specifications :

• SOUND LEVEL METER
• Model : SL-4011
• Frequency & time weighting meet IEC 61672 class 2.
• A, C weighting, Max., Data hold, fast/slow time weighting.
• AC/DC output, Max. Hold.
• Reset button for Max. hold.
• Range : 3 ranges, 35 to 130 dB.
• Size : 250 x 83 x 32 mm.