Dual Ear Headset with big ear cover which is designed depend on human ears that could keep the comfort.

While TELIKOU makes every attempt to maintain the accuracy of the information contained in its product manuals, that information is subject to change 

I. Instruction

Thank you for choosing TELIKOU intercom product. Before use, we recommend you read through this manual to better understand the function of HD-302/4. If you have any question that does not addressed on this manual, please contact your dealer or call us. We are standing by to assist you.

1,Impedance(at 1KHZ)  100ohm (headphone)   200ohm+/-10%(Microphone)

2,Sensitibity             94dB                   -57+/-3dB

3,Frequency response    100Hz-8000Hz        50Hz-6000Hz

4,Sound insulation         ≥18dB

5,Pattern                                           Unidirectional

We will backed very carefully with carton , and you do not worry about in case the goods will me broken when shipping 

and we will use FedEc EMS or TNT , DHL any express you want !