[TETSL031]
Measuring range:30-130dB
Dynamic range:50dB
Sound pressure accuracy:±1.5dB(94dB@1KHz) ,±1.5dB(94dB@8KHz)
Frequency response:30Hz-8KHz
Microphone:Polarized capacitance microphone
With backlight function
With lower battery indication function
With 3pcs LR03 AAA batteries
Packed by double blister
Qty/Box:
10
Qty/Ctn:
20