QKZ CK8 HiFi Stereo In-Ear Sports Headphones
- Speaker: 10mm +8mm NdFeB speaker
- Speaker Power: Rated input power: 3mW, Maximum input power: 5mW
- Impedance: 8Ω±15%
- Speaker Sensitivity: 100±2dB (at 1KHz 1mW)
- Speaker Frequency Response: 20-20000 Hz
- Microphone Sensitivity: -42dB±3dB1kHz, 3V 0dB=1V/pa
- Operation Temperature: -10 Celsius --- +40 Celsius
- Function: Play / Pause, Answer / Off, Noise Cancelling, Microphone
