QKZ CK1 HD HiFi In-ear Earphones
QKZ CK1 HD HiFi ইন ইয়ার ইয়ারফোন
Brand Qkz
Model Ck1
Material Pc
Weight 20g
Speaker 9 mm NdFeB speaker
Speaker Power Rated input power: 3mW, Maximum input power: 5mW
Impedance 16Ω±15%
Speaker Sensitivity 97±3dB (at 1KHz 1mW)
Speaker Frequency Response 20-40K Hz
Microphone Sensitivity -42dB±3dB1kHz, 3V 0dB=1V/pa
Operation Temperature -10 Celsius — +40 Celsius
Function Play / Pause, Answer / Off, Noise Cancelling, Microphone