China Wholesale Air Track Factory – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor

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China Wholesale Air Track Factory – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor Detail:

Functions

1. Master the measurement method of hearing and hearing threshold;

2. Determine the hearing threshold curve of the human ear.

Parts and Specifications

Description	Specifications
Signal source	Frequency range: 20 ~ 20 khz. standard sine wave (smart key controlled)
Digital frequency meter	20 ~ 20 khz, resolution 1 hz
Digital sound strength meter (db meter)	Relative -35 db to 30 db
Headset	Monitoring grade
Power consumption	< 50 w
Instruction manual	Electronic version

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Reliable quality and good credit standing are our principles, which will help us at a top-ranking position. Adhering to the tenet of "quality first, customer supreme" for China Wholesale Air Track Factory – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor , The product will supply to all over the world, such as: Lesotho, United States, Florence, Profession, Devoting are always fundamental to our mission. We have always been in line with serving customers, creating value management objectives and adhering to the sincerity, dedication, persistent management idea.

Air Track