High-precision IEC711 Artificial Ear Tester DIY Frequency Response Curve Tester

EC711 artificial ears are manufactured by using special metal materials stipulated by IEC. They are portable and compact. They meet the needs of portable and have good frequency response accuracy. The interface is 3.5 MM. It can be connected to an independent sound card with an independent 3.5 microphone or an independent 3.5 microphone port Computer use. Provide test software and tutorials for use. There are two types of interface and connection cable. Buyers can contact us according to their needs. If not, the default is to send a cable with a 3.5MM plug and an extension cable. The total length of the two connections is about 2.3 meters.

Main technical performance:

1. Frequency range: 20Hz ~ 20000Hz;

2. Frequency response: le; plusmn; 1dB # xff08; 20Hz ~ 10000Hz # xff09 ;, le; plusmn; 2dB # xff08; 10000Hz ~ 20000Hz # xff09;

3. Meet the standard: IEC60711, ITU-T P.57

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WARRANTY & RETURNS

1. 120days warranty 

2. If you don't receive the order beyond 30 working days after your payment, please contact us, we will resend or refund.

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