QKZ KD5 Dual Driver Dynamic and Balanced Armature Hybrid In Ear Earphones - Black
Speaker: Balanced Amature Unit +Dynamic Unit
Speaker Power: Rated input power: 3mW
Maximum input power: 5mW
Impedance:16Ω±15%
Speaker Sensitivity: 90±3dB (at 1KHz 1mW)
Speaker Frequency Response: 20-22K Hz