● Measurement range 30dB to 130dB
● Resolution 0.5dB, accuracy ±5% (A-weighted)
● Wide frequency response 10Hz to 20kHz
● RS485, louvered box type housing
● Measuring range 30dB~130dB
● Frequency response range 20Hz~12.5kHz
● Operating voltage range (5V or 12V selectable)
● Operating temperature -20℃~+60℃