Highlights:1.Wireless Headsets2.Crystal Clear Sound3.4.5 Hrs Unstoppable Music and 2 Hrs Fully Charged4.Sweat-proofDetails:*Features*:**Sport Stylish Headsets*:Adopt advanced noise cancellation technology and high sensitive microphone to deliver HD immersive stereo sound when exercising. 3-size ear tips fit securely in your ear canal and form a general seal for additional passive noise reduction. Ear hooks fit securely and comfortably on your ears when you are workout. In-line remote button achieves multiple functions and achieve hands-free call.**Crystal Clear Sound*:Latest Wireless 4.1version with multi-point technology,simultaneously connect with 2 mobile devices with high quality and high speed signal transmitting,offering impressive crystal clear stereo sound with the 32.8ft maximum distance connectivity. Adopt high-sensitive microphone with CVC6.0 noise cancellation technology to reduce ambient noise,grasp the details of voice and offer crystal clear sound even in a noisy environment.**Multi-use & Easy Operations*:Featured with MFB(Multiple function button) Button and+/-(Volume/Track adjustment) Button,simply and quickly fulfill almost all functions like answer/end a phone,play/pause,pairing,power on/off,remote camera control etc.. Easy operation and brings you much convenience.**4.5HrsUnstoppableMusicand2HrsFullyCharged*:Inbuiltwith80mAhrechargeablebatteryandequippedwithUSBchargingcable,4.5HrsunstoppableHDsoundmusicwhileonly2Hrsfullybecharged.**Sweat-proof & Portable Case*:Sweat-proof to protect our headsets from corrosion. Designed with a carry case with a charging cable,only weighs .1lbs,portable and always on the go.*Specifications*:ProductType:WirelessSportEarphonesWirelessVersion:Wireless4.1NoiseCancellation:CVC6.0TransmissionRange:10m/32.8ft(WithoutBarriers)TransmissionFrequency:20-20000HzSNR(SignaltoNoiseRatio):108dB/mWImpedance:16ΩMusicPlay/TalkTime:4.5HrsChargingTime:2HrsChargingInput:5V/200mAEarphoneBatteryCapacity:80mAhMaterial:PCMaterialsColor:Red&BlackMicroUSBLength:13cm/5.12inchesNeckCableLength:60cm/23.62inchesEarbudDiameter:1cm/0.39inchesPerEarbudSize(WithEarhook):5.2x3x2.5cm/2.04inchesCarryCaseSize:8.3×8.3×3.5cm/3.27×3.27×1.38inchesItemWeight:48g/0.10lbs*PackageLists*:1xSportEarphones1xMicroUSBChargingCable1xPairofSmallEarTips1xPairofLargeEarTips1xRemovableCableClip1xCarryingCase1xUserManual