Wired Headphone with 3.5mm Jack, Portable Headset with Cable
Language Laboratory 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 Lab 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: