China Wholesale Liquid Surface Tension Factories – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor
China Wholesale Liquid Surface Tension Factories – 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 |
Product detail pictures:
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Assume full duty to satisfy all demands of our clients; reach steady advancements by marketing the development of our purchasers; grow to be the final permanent cooperative partner of clientele and maximize the interests of customers for China Wholesale Liquid Surface Tension Factories – LMEC-28 Apparatus of Measuring Hearing and Hearing Threshold – Labor , The product will supply to all over the world, such as: French, Ukraine, Libya, Based on our guiding principle of quality is the key to development, we continually strive to exceed our customers' expectations. As such, we sincerely invite all interested companies to contact us for future cooperation, We welcome old and new customers to hold hands together for exploring and developing; For more information, be sure to feel free to contact us. Thanks. Advanced equipment, strict quality control, customer-orientation service, initiative summary and improvement of defects and extensive industry experience enable us to guarantee more customer satisfaction and reputation which, in return, brings us more orders and benefits. If you are interested in any of our merchandise, make sure you feel free to contact us. Inquiry or visit to our company are warmly welcome. We sincerely hope to start a win-win and friendly partnership with you. You can see more details in our website.
By Molly from Greece - 2018.03.03 13:09
We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
By Joseph from Uruguay - 2017.03.07 13:42
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