in-Ear Earbuds Earphones Headphones with Control, 3.5mm Audio Jack Devices

in-Ear Earbuds Earphones Headphones with Control, 3.5mm Audio Jack Devices
Product Details
We are committed to create highly efficient, energy-saving and environmentally friendly Language Laboratory, Language Laboratory Software, Hardware Based Lab Software since we have a group of our own talents who continue to learn from new equipment and technology. Welcome all customers both at home and abroad to visit our factory. Welcome to inquire about our products.

Language Laboratory Headphone Features:


a) Frequency Response: 125Hz ~ 8000 Hz, ± 17 dB (0dB = 20uPa The) (input power = 1mW);

b) Electrical Impedance: 32Ù ± 20%;

c) The characteristics of sound pressure level (sensitivity): the = 100dB/1mW (0dB = 20uPa).


a) Frequency response :40-20000HZ

b) Type: electrets microphone;

c) Receiving voltage response: -47 ± 2 dB (0 dB = 1V/Pa);

d) Directional type: two-way.

Language Lab Headphone Detail:

Language Laboratory Headphone Packing :

1). Packing Measurement








3.5mm Headphone





2). Packing Details

Payment & Delivery:

1)Payment Terms: TT, L/C at sight.

2)Delivery Time: 10-15 days after getting the deposit

Real Language Lab Headphone Case:

We offer you best value of money and we are ready to develop together with in-Ear Earbuds Earphones Headphones with Control, 3.5mm Audio Jack Devices. We will continue to pay attention to the company's strategic direction and profit growth, which will further advance our leading position in the market. It is our eternal pursuit to exchange our sincerity, hard work and sweat for customer satisfaction! Welcome your inquiries!
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