Noise-Cancelling Headphone Rj11 Rj9 Call Center Telephone Headset

Noise-Cancelling Headphone Rj11 Rj9 Call Center Telephone Headset
Product Details
We aim to be one of the leading brands of Language Lab Software, Speech Lab equipment, Language Lab System in Chinese market, and set up the industry image in quality, service, and distribution etc. Stay up for long-term cooperation and mutual positive aspects! Our company will adhere to the long-term service concept of 'use our efforts to create customers' brilliance', and look forward to developing more extensive cooperation with customers all over the world. Continuous product innovation to meet the individual needs of different customers is a problem that each company that intends to maintain competitiveness and sustainability in the market has to recognize. We use a professional team, advanced testing equipment, and professional quality management methods to provide customers with high quality products with competitive prices.

RJ11 Language Lab Headset

Language Laboratory Headset 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 Headset Detail

Language Laboratory Headset Packing

1). Packing Measurement








RJ11 Headset





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 Headset Case

With solid production experience and modern scientific and technological testing, our factory is constantly developing new Noise-Cancelling Headphone Rj11 Rj9 Call Center Telephone Headset with international standards. Our products have been trusted and affirmed by customers for their practicality, aesthetics and economy! Building a well-known brand in the industry is our goal. We are young and full of vigor and vitality. We do not have the illusion of making progress but we are seeking for a step by step step.
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