Piston In-Ear Earphone
Piston In-Ear ইয়ারফোন
ব্র্যন্ড -QKZ
মডেল-QKZ DM1
Type: Piston In-Ear Earphone
Technical Specification
1. Material: Metal CNC
2. Weight: 20g
3. Speaker: 9 mm NdFeB speaker
4. Speaker Power: Rated input power: 3mW, Maximum input power: 5mW
5. Impedance: 16Ω±15%
6. Speaker Sensitivity: 108±3dB (at 1KHz 1mW)
7. Speaker Frequency Response: 8-22K Hz
8. Microphone Sensitivity: -42dB±3dB1kHz, 3V 0dB=1V/pa
9. Operation Temperature: -10 Celsius --- +40 Celsius
Function: Play / Pause, Answer / Off, Noise Cancelling, Microphone
