QKZ DM8 - Sports In-Ear Earphone
QKZ DM8 - স্পোর্টস ইন ইয়ার ইয়ারফোন
Speaker: 7 mm
Piston In-ear Headphones
Material: PC Mini Double Driver
Nominal input power: 3mW
Maximum input power: 5mW
Impedance: 16 Ω ± 15%
Function: Play / Pause, Answer / Off
Speaker Sensitivity: 101 ± 3 dB (at 1 KHz 1 mW)
Speaker Frequency Response: 20 -22K Hz
Operating Temperature: -10 Celsius + 40 Celsius
Microphone Sensitivity: -42dB ± 3dB1kHz, 3V 0dB = 1V / pa
