Experience unparalleled audio quality with the QKZ CK9 HiFi In-ear Four Unit Sports Music Headphones. Designed for music enthusiasts and sports lovers alike, these headphones feature a remarkable quad-core HD resolution powered by two 8mm moving coil units. This innovative structure delivers CD-quality sound, allowing you to immerse yourself in your favorite tracks like never before.

Key Features:

• Ergonomic Design: Crafted using extensive human ear model data, the QKZ CK9 ensures a comfortable fit for all-day wear.
• New Acoustic Tuning: Experience the rhythm of the world with the iconic QKZ tuning style that restores various musical genres authentically.
• High-Definition Microphone: Effortlessly make HD calls as the headphones are compatible with 99% of mainstream mobile phones.

Specifications:

Package Weight: 0.07kgs / 0.15lb

Package Size: 9cm × 6cm × 3cm / 3.54inch × 2.36inch × 1.18inch

Quantity per Carton: 250

Carton Weight: 16.50kgs / 36.38lb

Carton Size: 47cm × 32cm × 32cm / 18.5inch × 12.6inch × 12.6inch

Loading Container: 20GP: 554 cartons * 250 pcs = 138500 pcs; 40HQ: 1286 cartons * 250 pcs = 321500 pcs

Whether you're at the gym, commuting, or just relaxing at home, the QKZ CK9 HiFi In-ear Four Unit Sports Music Headphones are designed to deliver exceptional sound quality and comfort, making them the perfect choice for any music lover.