QKZ DM7 In-ear Ea Earphone
QKZ DM7 ইন-ইয়ার ইয়ারফোন
Line Length:1.2m
Impedance: 32Ω±15 percent
Material: Zinc alloy Metal CNC
Speaker: 9 mm NdFeB speaker
Speaker Sensitivity: 120±2dB (at 1KHz 1mW)
Speaker Frequency Response: 8-22K Hz
Microphone Sensitivity: -42dB±3dB1kHz, 3V 0dB=1V/pa
Operation Temperature: -10 Celsius +40 Celsius
Function: Play / Pause, Answer / Off, Noise Cancelling, Microphone
Speaker Power: Rated input power: 3mW, Maximum input power: 5mW
