Cheap Best Retractable Cell Phone Wireless Bluetooth Headset Music
Our company attaches great importance to scientific management and new product development. While consolidating and developing original products, we continue to develop new series of cheap Language Lab Software, lab language system, Language laboratory Headphone. We are going to wholeheartedly welcome all clientele during the industry both of those at your home and overseas to cooperate hand in hand, and build a bright potential together. We have established a complete set of scientific product development system. Our Company has qualified engineers and technical staff to answer your questions about maintenance problems, some common failure.
USB Port Language Laboratory Headphone
Language Lab 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 Laboratory Headphone Detail
Language Laboratory Headphone Packing
1). Packing Measurement
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
Our company adheres to 'integrity and quality as the foundation' policy, and establishes a good long-term cooperative relationship with customers at home and abroad, and strives to build itself into a Cheap Best Retractable Cell Phone Wireless Bluetooth Headset Music manufacturer that new and old customers can trust for life. We have a long-term relationship with many companies at home and abroad and become partners of many domestic companies. Our company adheres to the business philosophy of 'customer-centric, low-price and high-quality as the foundation, and customer satisfaction as the goal', and wins the trust of users with preferential prices.