QKZ KD2 In Ear Hifi Earphone 3.5mm Jack Stereo Headset Mobile Headset
QKZ KD2 In Ear হাই-ফাই ইয়ারফোন ৩.৫mm জ্যাক স্টেরিও মোবাইল হেডসেট
Type: Piston In-Ear Earphone
Technical Specification
Material: PC Mini Dual Driver
Weight: 20g
Speaker: 6 mm NdFeB speaker Mini Dual Driver
Speaker Power: Rated input power: 3mW, Maximum input power: 5mW
Impedance: 10 Ω ± 15%
Speaker Sensitivity: 101 ± 3 dB (at 1KHz 1mW)
Speaker Frequency Response: 20 -22K Hz
Microphone Sensitivity: -42dB ± 3dB1kHz, 3V 0dB = 1V / pa
Operation Temperature: -10 Celsius --- +40 Celsius
Function: Play / Pause, Answer / Off, Noise Canceling, Microphone
