Wireless Bluetooth Headphones, Single Ear Waterproof Music Headphones

Description:This bluetooth earphone is convenient to wear and take off and is suitable for left and right ears.This wireless headset has a bluetooth 5.0 chip and is convenient to connect with many types of devices.This bluetooth earphone is lightweight and compact and is comfortable to wear and not easy to drop.This bluetooth headset allows you to easily adjust the volume and change the music and it is convenient to use.This wireless headset features a waterproof design and is a great choice for daily wear, sports, etc.Specifications:Black color.Principle of vocalism: dynamic.Control button: yes.Active Noise Cancellation: Yes.Communication: Wireless.Volume Control: Yes.Sensitivity: 128dB.Wireless type: bluetooth.Is wireless: yes.Maximum output: 123mW.Support app: yes.Impedance range: up to 32ohm.Earcup type: semi-open.Bluetooth version: 5.0.Codecs: AAC.Waterproof: Yes.Frequency response range: 20-200000Hz.Total harmonic distortion: 1%.With Microphone: yes.Noise reduction: CVC 8.0.Operating voltage: 3.7V.Charging voltage: DC5V.Charging time: approximately 1 hour.Talk time: approximately 20 hours.Music time: about 15 hours.Note:There might be a little color distortion due to different computer resolutions.There may be slight errors due to different manual measurements.Package Included:1x Earphone.1x Charging cable.1x User manual.