1.Language Laboratory usb earphone with mic 2.noise cancelling 3.high tensile strength, bending

Product introduce:

Single point to the anti-noise microphone headset, high-fidelity magnetic headphones.Sound quality is clear and sweet; tailor-made copper-platinum-stranded helix, high tensile strength, bending.To balance the transfer mode, a strong anti-jamming capability.Special shielding measures, effectively inhibit the display pulse radiation interference.

Technical indicators:

Headset microphone group (two-channel stereo)

Headphones:     a)  Frequency Response: 125Hz ~ 8000 Hz, ± 17 dB (0dB          = 20uPa The)(input power = 1mW);     b)  Electrical Impedance: 32Ω ± 20%;     c)  The characteristics of sound pressure level (sensitivity):          ≥100dB/1mW (0dB = 20uPa).              Microphone:     a) Frequency response :40-20000HZ     b) Type: electrets microphone;     c) Free field sensitivity: -47 ± 2 dB (0 dB = 1V/Pa);     d) Directional type; two-way.

Sound delay

Broadcast ≤ 1ms;Intercom ≤ 1ms;Breaking time: None.

The picture of product :