Decibel Meter Recorder 13 Inches Sound Level Meter, Alarm,Unlimited Data Logging

RS PRO DT-8852 Data Logging Sound Level Meter - 30 dB to 130 dB 8 kHz max

Bruel & Kjaer Sound Level Meter 2205 (TEX)

Wall Mounted Sound Level Meter, 30-130dB Digital Decibel Meter with Alarm, ±1.5d

Quest Technologies 2100 Sound Level Meter with QC-10 Calibrator Kit And Case

Extech 407750 Sound Level Meter with Digital RS232 Interface

Bruel & Kjaer Type 2205 Sound Level Meter 4117 Mic Vintage

Reed Instruments R8050 Type 2 Sound Level Meter