Specifications:CVC8.0 digital noise reduction technology and unique stereo sound quality provide you with perfect sound.It has the waterproof level of IPX5, which is suitable for sports.Bluetooth 5.0 technology has lower power consumption, more stable signal transmission, longer connection distance and faster speed.When the headset box is opened, the headset will be automatically paired without any operation and easy to use.The lightweight charging box is equipped with a 800mAh high-capacity battery, so you can charge it anytime, anywhere.Item Name: Wireless HeadsetsMaterial: PlasticModel: W12Bluetooth Version: 5.0Noise Reduction Version: CVC8.0Frequency Range: 2402MHz~2480MHzConnection Distance: 10-15mHeadset Battery Capacity: 50mAhCharging Box Battery Capacity: 800mAhHeadset Playback Time: 6 HoursCumulative Playing Time: about 80 Hours (With Charging Box)Headset Charging Time: 60 MinutesCharging Time of the Charging Box: 3-5 HoursFeatures: Waterproof, bluetooth-compatible 5.0, Noise ReducingSize: 8cm x 4cm x 3cm/3.15" x 1.57" x 1.18" (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 Headsets1 x Charging box1 x Charging cable2 Pairs of Ear Caps1 x User Manual