Caratteristiche :

• Range: 30130dBA, 35130dBC, 3080db, 4090db, 50100db, 60110db, 70120db, 80130db, 30~130 db is auto range
• Accuracy: ?1.5dB ( 94dB@1KHz), ?5dB (94dB@8KHz)
• Resolution: 0.1dB
• Response frequency: 30Hz 8KHz
• Dynamic sound pressure: 50 dB ( at each range) FAST 125ms, SLOW 1sec
• Frequency weighting: A and C type
• Sensor: Polarized condenser microphone
• Sampling Time: 2 times/sec.,Analog 20 times/sec.
• Operating environment: 10~80%RH,0?C~40?C (Non-condensing)
• Storage environment: 10~70%RH,-10?C~60?C (Non-condensing)
• Low battery indication: <5V
• Power source: 1.5V AAA battery x 4 (Not included)
• Weight: 0.38 lbs (Not including battery)
• Dimension: 6.9 x 2.4 x 1.1"
• Accessories: Storage bag, Instruction manual