KZ Ling Long - in-ear headphones, silver

Headphone sensitivity: 103 dB | Wearing style: In-ear | Recommended usage: Music | Weight: 83 g | 3.5 mm connector: Yes | Impedance: 25 Ω | Headphone frequency: 20 - 40000 Hz | Product colour: Silver | Ear coupling: Intraaural | Connectivity technology: Wired | Detachable cable: Yes | Warnings: Regularly check the condition of the batteries to prevent leaks. | Warnings: Keep away from children. | Package contents: Headphones | Warnings: Do not use near sources of heat or flame.