SL720 Portable Sound Level Meter 30-130dB with Fast Response and LCD Display

SL720 Portable Sound Level Meter with Backlight LCD 30-130dB A or C Weighting

SL720 Portable Noise Meter with Backlit Display 30 to 130 dB Measurement

SL720 Digital Sound Meter with A Weighting and C Weighting Modes 30-130dB

SL720 Digital Sound Level Meter 30dB-130dB with A/C Weighting and Backlit LCD

SL720 Noise Meter for Real Time Monitoring 30-130dB Fast 0.125s Sampling

SL720A Portable Sound Meter with Frequency Response 31.5Hz to 8kHz 30 130dB