Specifications:Bluetooth 5.0 connection, enjoy the .Support handsfree call, voice prompt, Volume control and song switch.Sweatproof design, can wear it to do sports.Mini in-ear design, not easy to drop off from your ears.Type: Bluetooth Ear/span>Material: ABSBluetooth: 5.0 + EDRSpeaker Impedance: 16 OhmSpeaker Frequency Response Range: 20Hz - 20KHzSpeaker Rated Power: 3 m-WSpeaker Sensitivity: 98dB at 1KCall Time: 3 HoursMusic Time: 3.2 HoursStandby Time: 240 Hoursnce: 7-10mPower: 13-15mAInput Power: 93 m-WEarBattery: 80mA Lithium Battery (Included)Charge Box Battery: 2600mA Lithium Battery (Included)EarCharge Time: 25minsCharge Box Charge Time: 2 HoursBattery Voltage: 3.2-4.2VEnergy Content of Lithium Battery: 0.203W/hFeatures: , In-Ear, Digital DisplayCharge Box Size: 8cm x 3.2cm x 6.5cm/3.15" x 1.26" x 2.56" (Approx.)Notes:Due to the light and screen setting difference, the color of item may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:2 x Bluetooth Ear1 x Charge Box3 x Eartips1 x Charge Cable1 x User Manual