QKZ VK1 4DD Wired HiFi Earphone In Ear Music Dynamic Unit Monitor Headphones Noise Cancelling Sport Headset Games Bass Earbuds

1: Surging heavy bass, shocking
2: Double moving coil symphonic drive unit, good sound effect can be seen from the real material
3: Use fine electronic frequency division technology to fine-tune the unit energy to ensure that the high, middle and low tri-bands are excessively smooth and complement each other.
4: 0.75mm standard gold-plated pin ＞ 2 pin interface upgrade cable ＜

specification:

Type: Headphone
Headphone type: in-ear headphones
Wearing method: in-ear
Headphone output audio source: communication equipment
Plug diameter: 3.5mm
Plug type: in-line type
Whether wireless headset: wired headset
With or without microphone: Yes (choose according to different packages)
Sounding principle: moving coil
Frequency response range: 7-40000 (Hz)
Impedance: 30 (Ω)
Sensitivity: 108 (dB)
Distortion rate: 1 (%)
Wire length: 1.25 (m)
Speaker diameter: 11 (Φmm)
Earplugs/earmuffs material: food grade silicone sleeve
Headphone cable material: TPE
Color: transparent white-no wheat version/transparent white-with wheat version, black-no wheat version/black-with wheat version

Packing list:
Headphone*1
Earphone silicone sleeve*2 pairs

note:

Due to manual measurement, please allow a difference of 1-3mm.
Due to different displays and different lighting, the picture may not show the actual color of the item. Thank you for your understanding