Please read the following table for sensor specifications. 


Feature

 Detail

Measurement Ranges

Sound level in 2 ranges: (1) 40 to 110 dBA and (2) 40 to 110 dBC

Sound waveform in 2 ranges: (1) ±25 mV, (2) ±100 mV. 

Accuracy

±3 dB

Resolution

0.1 dBA/dBC, 0.01 to 0.1 mV

Microphones frequency response 

20 to 16,000 Hz (16 kHz), with maximum relative frequency response between 20 to 10 kHz, and reduced sensitivity between 10 to 16 kHz  

Fastest logging speed

20,000 samples per second [50 µs] 

Connectivity

Wired via USB

Wireless via Bluetooth

Bluetooth Specifications

Bluetooth 4.2 low energy radio, single mode compliant

Transmit (TX) power: 0 dBm

Receiver (RX) sensitivity: -90 dBm

Usable transmission range: up to 10 m in open air

Frequency Range: 2.402 to 2.480 GHz operation

Internal Battery

Rechargeable internal lithium-ion 3.7 V 

Storage/Operating Temperature

0 to 40 ̊C

Humidity

0 to 95% RH (non-condensing)

Physical Specifications

Weight: approx. 77 g

External dimensions: approx. height 33 mm x width 50 mm x length 90 mm