Castle Sonus GA257L Dosemeter Datalogging Noise Dosemeter, 70dB to 140dB, 8kHz max

The Castle Sonus pocket dosimeter is a personal data logging noise exposure meter. They are small and tough so measurements and data can be collected throughout the working period. Data can be reviewed on screen or downloaded to a PC for further analysis.

Clear and easy to read 8 character alpha numeric display
Electronic security lock and instant calibration facility.