Specifications:The wireless earphone is equipped with bluetooth-compatible 5.0 chip, which provides fast and stable connection.With automatic pairing technology, you can use it within few seconds.CVC8.0 noise reduction brings you excellent stereo music experience.With soft ear caps, you will feel comfortable to wear it.It has waterproof level of IPX5 and you can wear it for sport.Item Name: Wireless EarphoneMaterial: PlasticModel: S9Bluetooth Version: 5.0Noise Reduction Version: CVC8.0Frequency Range: 2402MHz-2480MHzConnection Distance: 10-15mEarphone Battery Capacity: 40mAh (Included)Charging Box Battery Capacity: 400mAh (Included)Music Playing Time: 3-4 HoursCumulative Playing Time: about 24 Hours (with Fully Charged Charging Box)Earphone Charging Time: 40-50 MinutesCharging Box Charging Time: 3-5 HoursFeatures: Wireless, Stereo, WaterproofCharging Box Size: 6.8cm x 4.2cm x 2.5cm/2.68" x 1.65" x 0.98" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 Pair of Wireless Earphones1 x Charging Box1 x Charging Cable3 x Ear Caps1 x User Manual