28 Jul Triplett 3550 SoniChek PRO 30-130dB Digital Sound Level Meter
Model / MPN 3550 SoniChek PRO. Warranty 1 year (Triplett). Display Type Backlit LCD, digital + analog bar graph. Max Hold Function Yes. Power Source 4 x AA batteries (included). Included Accessories Windscreen, output cable, 4x AA batteries, hard case....