• Designed according to IEC651 (Type 2) and ANSI S1.4 (Type 2) standards
• A/C weighted measurement reads 30 to 130dB
• Frequency range 31.5Hz to 8kHz
• Accuracy: ± 1.5dB (94dB @ 1kHz)
• Min/Max hold

The Triplett SoniChek PRO is a professional sound level meter designed to be used in industrial applications where ANSI standards are called for. This highly accurate meter was designed according to IEC651 (Type 2) and ANSI S1.4 (Type 2) standards and its large backlit display, A/C weighting, and 3-year warranty make it the perfect choice for any installer. Overall, the SoniChek PRO is well suited for a variety of commercial and residential applications such as fire alarm, home theater, plant maintenance, HVAC installations, and more!