Opto 22 G4IDC5K G4 DC Input with Very High Speed, 2.5-16 VDC, 5 VDC Logic, 4000 Volts I/O Isolation, 0.025 ms Turn-On/Off Time, 30 mA Input Current sold2024 Decibel Meter with PC Interface

Decibel Meter with PC Interface is compact and easy to use while providing you an accurate readings in a greater range than similar inexpensive sound meters on the market

Available in right-hand and left-hand styles for whatever job you need

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also Two wires earpiece with acoustic tube is also durable Excellent noise reduction microphone:earpiece compatable with Baofeng UV 5R UV 82 Radio earpiece sound proof make sure you can hear the voices clearly in noisy situations and surgical grade UV resistant surveillance earpiece with acoustic tube

Opto 22 G4IDC5K G4 DC Input with Very High Speed, 2.5-16 VDC, 5 VDC Logic, 4000 Volts I/O Isolation, 0.025 ms Turn-On/Off Time, 30 mA Input Current sold2024 Decibel Meter with PC InterfaceOpto 22 G4IDC5K G4 DC Input with Very High Speed, 2. 5 16 VDC, 5 VDC Logic, 4000 Volts I O Isolation, 0. 025 ms Turn On Off Time, 30 mA Input Current Opto 22's G4 DC input modules are used to detect on off DC voltage levels. Each module provides up to 4000 volts (transient) of optical isolation between field inputs and the logic output of the circuit. Typical applications for DC input modules include sensing the presence or absence of voltage and