Expecting to enjoy music during sport? You should not miss this Sweat-resistant Voice Controlling Stereo Sound Bluetooth 4.0 Music Headset! Adopting advanced technique and high-level electronic components， it will provide you with remarkable sound effect. The considerate design will bring you comfortable wearing， while the large capacity of the battery allows you to enjoy music without worrying. Its considerate design provides comfortable and stable wearing， won’t easily fall during movement. Moreover， the voice control function allows answering or refusing calls in both Chinese and English， very user-friendly. Get one and amaze yourself!                                    Features            Superior stereo sound effect to bring you remarkable experienceSmart Bluetooth function with long distance， very convenientSupportive for voice control in both Chinese and EnglishComfortable and stable wearing to avoid dropping during sportsBattery with large capacity to ensure long working timeSweat-resistant， especially suitable for enjoying music during sports                                                            Specifications            Color    Black    <br>Material    PC    <br>Bluetooth Version    4.0    <br>Frequency Range    2.4GHz-2.48GHz    <br>Operating Distance    Up to 10m (Free Space)    <br>Bluetooth Profiles    HSP， HFP， A2DP， AVRCP    <br>Frequency Response    20Hz-20KHz    <br>Talking / Music-playing Time    About 5 Hours    <br>Standby Time    Up to 180 Hours    <br>Charging Time    About 2 Hours    <br>Operational Temperature    -10℃ to 50℃    <br>Dimensions    (2.44 x 0.55 x 0.39)" / (6.2 x 1.4 x 1)cm (L x W x H)    <br>Weight    0.63oz / 18g    <br>                                                            Package Includes            1 x Bluetooth Sports Headset1 x USB Charging Cable1 x Manual2 x Silicone Eartips