Enhanced detection with fast or slow response modes and a frequency range of 31.5 Hz to 8 kHz, using a weighted response to improve accuracy in low noise environments; housed in a durable ABS design for easy handling Automatic poweroff helps conserve battery life, and simple button operation delivers hassle professional performance Suitable for homeowners, noise engineering professionals, and educators; this decibel tester simplifies the evaluation of noise levels 50 dB dynamic range supports indoor and outdoor applications, including home soundproofing, workplace noise monitoring, and industrial noise control Key attributes Function: multi function sound level detector with fast/slow response modes and a 31.5 Hz–8 kHz frequency range; weighted response for sensitive measurements in quiet settings Material: ABS housing for durable handling Performance: 50 dB dynamic range; straightforward operation; automatic poweroff for energy efficiency Applications: suitable for indoor and outdoor use; appropriate for home soundproofing, workplace noise monitoring, and industrial noise control Use scenarios Home environments: measure ambient and appliance noise to assess quiet hours, soundproofing effectiveness, or childfriendly levels Workplace or industrial settings: monitor noise levels to verify compliance with standards and protect worker hearing Educational contexts: demonstrate decibel levels and sound measurement concepts in classrooms, labs, or training sessions