【實用工具app】Sound Level Meter|最夯免費app-綠色工廠好玩App

Want to know how loud your new sound system, the rock concert, the club really is? Get the amazing sound level meter and find out.Features:- Analog decibel meter- Oscilloscope with different scales- Automatic display rotation - Digital meter with maximum, peak and average decibel- Adjustable sensitivity- Vintage design- Real-time oscilloscope - Option to calibrate the device - Noise level comparison chart - Integrated InfoCenterEven though we do our best to get the values as accurate as possible, the iPhone microphone cannot replace professional grade measurement equipment.*A device with microphone is required