• Model number: AS804
• Measurement range (dB): A characteristic 30 to 130
• resolution (dB): 0.1
• Frequency range: 31.5Hz to 8.5kHz
• Size: 50 x 25 x 125mm
• Sample Rate: 2 times/sec
• Weight: about 86 g
• Function: MAX display, backlight, and low battery display
• Power supply: AAA size battery (Test battery)
