<h1>*Features*:</h1>**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 &amp; 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.**4.5&nbsp;Hrs&nbsp;Unstoppable&nbsp;Music&nbsp;and&nbsp;2&nbsp;Hrs&nbsp;Fully&nbsp;Charged*:Inbuilt&nbsp;with&nbsp;80mAh&nbsp;rechargeable&nbsp;battery&nbsp;and&nbsp;equipped&nbsp;with&nbsp;USB&nbsp;charging&nbsp;cable,4.5Hrs&nbsp;unstoppable&nbsp;HD&nbsp;sound&nbsp;music&nbsp;while&nbsp;only&nbsp;2&nbsp;Hrs&nbsp;fully&nbsp;be&nbsp;charged.**Sweat-proof &amp; 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.&nbsp;<h1>*Specifications*:</h1>&nbsp;Product&nbsp;Type:&nbsp;Wireless&nbsp;Sport&nbsp;Earphones&nbsp;Wireless&nbsp;Version:&nbsp;Wireless4.1&nbsp;Noise&nbsp;Cancellation:&nbsp;CVC&nbsp;6.0&nbsp;Transmission&nbsp;Range:&nbsp;10m/32.8ft&nbsp;(Without&nbsp;Barriers)&nbsp;Transmission&nbsp;Frequency:&nbsp;20-20000Hz&nbsp;SNR&nbsp;(Signal&nbsp;to&nbsp;Noise&nbsp;Ratio):108dB/mW&nbsp;Impedance:&nbsp;16&Omega;&nbsp;Music&nbsp;Play&nbsp;/Talk&nbsp;Time:&nbsp;4.5Hrs&nbsp;Charging&nbsp;Time:&nbsp;2Hrs&nbsp;Charging&nbsp;Input:&nbsp;5V/200mA&nbsp;Earphone&nbsp;Battery&nbsp;Capacity:&nbsp;80mAh&nbsp;Material:&nbsp;PC&nbsp;Materials&nbsp;Color:&nbsp;Red&nbsp;&amp;&nbsp;Black&nbsp;Micro&nbsp;USB&nbsp;Length:&nbsp;13cm/5.12inches&nbsp;Neck&nbsp;Cable&nbsp;Length:&nbsp;60cm/23.62inches&nbsp;Earbud&nbsp;Diameter:&nbsp;1cm/0.39inches&nbsp;Per&nbsp;Earbud&nbsp;Size&nbsp;(With&nbsp;Earhook):&nbsp;5.2x3x2.5cm/&nbsp;2.04inches&nbsp;Carry&nbsp;Case&nbsp;Size:&nbsp;8.3x8.3x3.5cm/3.27x3.27x1.38inches&nbsp;Item&nbsp;Weight:&nbsp;48g/0.10lbs&nbsp;<h1>*Package&nbsp;Lists*:</h1>1&nbsp;x&nbsp;Sport&nbsp;Earphones&nbsp;1&nbsp;x&nbsp;Micro&nbsp;USB&nbsp;Charging&nbsp;Cable&nbsp;1&nbsp;x&nbsp;Pair&nbsp;of&nbsp;Small&nbsp;Ear&nbsp;Tips&nbsp;1&nbsp;x&nbsp;Pair&nbsp;of&nbsp;Large&nbsp;Ear&nbsp;Tips&nbsp;1&nbsp;x&nbsp;Removable&nbsp;Cable&nbsp;Clip&nbsp;1&nbsp;x&nbsp;Carrying&nbsp;Case&nbsp;1&nbsp;x&nbsp;User&nbsp;Manual

Wireless Headsets V4.1 Sport In-Ear Stereo Headphones Sweat-proof Noise Canceling Earphones Back-Headphone