QKZ DM9 Zinc Alloy HiFi Metal Earphone With Mic
Descriptions
- Piston In-Ear Headphones.
- Material: Metal CNC Zinc alloy
- Weight: 15g
- Speaker: 9.2 mm NdFeB speaker
- Speaker Power: Rated input
- Power: 3mW
- Maximum input power: 5mW
- Impedance: 16Ω±15%
- Speaker Sensitivity: 94±2dB (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 Cancelling, Microphone
