Наушники для языковой лаборатории

language laboratory headset is high quality, especially used with computer and laboratory language system

Product Introduce: Headphones: 1.  Frequency Response: 125Hz ~ 8000 Hz, ± 17 dB (0dB = 20uPa The) (input power = 1mW). 2.  Electrical Impedance: 32Ω± 20%. 3.  Sensitivity≥ 100dB/1mW (0dB = 20uPa). Microphone: 1.  Frequency response: 40-20000HZ. 2.  Type: electrets microphone. 3.  Sensitivity: -47 ± 2 dB (0 dB = 1V/Pa). 4.  Directional type: two-way.

Teacher’s Computer (Monitor + Host): CAN NOT use laptop/ IPad/ Notebook. CPU: I5/RAM: 4G, 1T. Host need use VGA port, CAN NOT use DVI, HDMI port type host. Computer Host Net-Port: 1000M

Computer system: Win7/8/10-32Bit/ 64Bit

Headset

 Good appearance, excellent material, special stereo earphones for digital speech room, special "copper-platinum alloy" propeller with high tensile strength and anti-bending;durable,adopts balanced transmission mode and shielding measures to effectively suppress the interference of display pulses and electromagnetic radiation.

Packaging Details:Standard packing: plastic bag inside and carton outside (language lab)

Port:Shanghai port

Picture Example:

Related products

1.One stop service
a. Pre-sales:make a comprehensive project plan for custumer.
b.After-sales:offer custumer service whenever you have a question during installation.

2.High standard quality control
a.Strict inspection during the production.
b.Careful test of every equipement before shipping.

Shaanxi Greelan Technology Development Co., Ltd was founded in 2003 and is a high-tech enterprise focusing on digital language learning lab and cloud desktop, cloud campus ect.Our products are widely used in language learning systems from elementary school to university, and are exported to the Philippines, Vietnam, Kazakhstan, Germany and other countries.

The company has passed ISO9001 international quality management system certification, ISO14001 international environmental management system certification, and ISO18001 occupational health and safety management system certification. The company now has 3 invention patents, 17 utility model patents, 23 appearance patents and 29 software copyrights.

Maintenance schedule

All products come with a three-year free warranty

After-sale service network advantages and technical advantages

We have extensive experience in system design, installation, integration, testing and inspection

RAIN / Sales Representative
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Address: Room 803,Block H,Wangzuo Mordren City,No.35TanyanRoad,High-tech Zone,Xi'an,Shaanxi, 710069, China.
Tel:+86-18064397252
Skype:+86-13991976865
WeChat/WhatsApp//FB/INS/Zalo/Twitter: +8618064397252