QKZ CK9 Dual Dynamic HiFi Earphone

QKZ CK9 Dual Dynamic HiFi Earphone


Quality optimization of exclusive patent, metal composite vibrating membrance, the ergonomic design, nipple grade silicone ear muffs.

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  • 3 Days Easy Return
  • 10 Days Service Warranty
  • Description
  • Size Guide
  • Additional information
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  •  8mm and 10mm dual dynamic unit make the middle and high frequency more natural and bass stronger
  • Built-in microphone enables hands-free calls. With in-line control, easy to control music and calls
  • IPX4 waterproof gives your earphone better protection
  • Light-weight in-ear headphones with 3 sizes of silicone earcaps ensure a long time comfortable wearing
  • Universal 3.5mm gold-plated plug, compatible with the smartphone, tablet PC, MP3 and other 3.5mm audio devices
  • Don’t have to worry about running out of power, give you unlimited wired listening



  • Function: Answering Phone, HiFi, Microphone, Song Switching, Volume Control
  • Line Length: 1.2m
  • Connecting interface: 3.5mm
  • Impedance: 16ohms
  • Speaker Sensitivity: 96dB
  • Speaker Frequency Response: 20-20000Hz


Package Contents:

1 x Pair of Earphones

2 x Pair of Backup Eartips

1 x Protective Box


size chest(in.) waist(in.) hips(in.)
XS 34-36 27-29 34.5-36.5
S 36-38 29-31 36.5-38.5
M 38-40 31-33 38.5-40.5
L 40-42 33-36 40.5-43.5
XL 42-45 36-40 43.5-47.5
XXL 45-48 40-44 47.5-51.5

Additional information

Weight 20 kg
Dimensions 125 × 3 × 3.50 cm



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