ACOLY Dual Driver In Ear Wired Earphone

Features: Professional tuning by senior engineers,meet the demand of popularity and heavy low frequency.Made of zinc alloy metal and resin cavity,this earbuds headphone is durable and fall resistant.Designed scientifically to fit the auricles tightly,the earphone can ensure comfort experience for long time wearing.The noise reduction is so good to block outside noise effectively to 26 db by correctly wearing. Specifications: Moving coil specification: 11 mm Horn resistance: 16Ω±15% Frequency response range: 20 Hz - 23 KHz Product color: black Sensitivity: 98 dB ± 3 dB @ 1000 Hz Wire material: 5 N OFC Oxygen Free Copper Cable length: 120 cm±3 cm Package Includes: 1 x Earphone