QKZ CK9 HiFi In-ear Four Unit Sports Music Headphones (Black)

QKZ CK9 HiFi In-ear Four Unit Sports Music Headphones are designed for everyday use. They provide high-quality sound and comfort for extended wear.

• Product type: Sport Earphone
• Compatibility: compatible with mobile devices
• Material: Not specified
• Key feature: Ergonomic design
• Color/Variant: Black
• Category: Earphone & Headset
• Quad-core HD resolution with two 8mm moving coil units
• Comfortable design based on human ear model data
• New acoustic tuning for rhythm restoration
• High-definition condenser microphone for HD calls
• Cable length: 1.1m