Bass stereo headset $ 10.43 Type: earphone Earphone type: earphone Wearing mode: ear hanging type Headphone output source: Universal Plug diameter: 3.5mm Plug type: Bluetooth Wireless headset: wireless headset With or without microphone: Yes Sound production principle: moving coil Frequency response range: 20Hz-20KHz (Hz) Impedance: 16 ohm () Sensitivity: 4015 - 42db (DB) Distortion rate: 3% Conductor length: 0 (m) Horn diameter:; 10mm ( mm) Earphone cable material: PVC