We are committed to opening up the field of buy 3.5mm Jack Headset, China digital language lab, cheap USB Headset and building a trustworthy brand in the hearts of customers with unremitting efforts and quality service! The company can achieve today's scale, improving product quality is the key, but to improve product quality, we have to first improve staff quality. Our mission is to pursue the superlative quality, making continual progress. Do our best to achieve customer satisfaction and contribute to the society, this is the mission we have been pursuing.
Language Laboratory Headphone Features:
1)Headphones:
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).
2)Microphone:
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
MODEL
ITEM
QTY(PCS)
G.W.(KGS)
N.W.(KGS)
MEA(CM)
GD109
3.5mm Headphone
40
9.00
7.80
56*48*35
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:
High quality embodies our dignity and excellent service makes our Cheap Customized PC Game Wired Headset unimpeded in every corner of the world. We guide market development with product technology innovation, rely on industry services, products, and sales to integrate product resources and optimize internal structure. 'Valuable suggestions from customers are the ladder of the company's progress' is the unchangeable truth that the company has long believed in. It is this kind of concept and the unlimited creativity that makes the company invincible in the fierce competition.
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