These earphones deliver stunning low-frequency impact and crystal-clear vocal performance making them suitable for all genres of music. ELFINEAR has always prioritized quality and these earphones are no exception. Every speaker unit is produced in-house and undergoes rigorous development production testing and frequency response curve measurements. Additionally the headphone cable is made of thick oxygen-free copper while the plug is gold-plated ensuring stable and reliable sound quality. With its affordable price and excellent value for money this pair of earphones allows you to enjoy high-quality music and have a great experience whether youre listening to music or making calls. Dont miss out—get your hands on these and let QIGOM become your music companion! Model: MX500PRO Impedance: 32 Ohms Driver Unit: 15.4mm Sensitivity: 118dB at 1Khz Cable Material: Thick Oxygen-Free Copper Cable Length: 1.25 meters Weight: 15g Package Contents: Simple pouch packaging 2 pairs of sponge covers 1 pair of silicone ear tips.