What Makes SX-990 More Worth Trying? 1, adding the energetic fluorescent green, makes the headset look more active and fashionable, match with the modern lifestyle. 2, slimmer neckband design, reduce the stress on neck, more comfortable wearing. 3, Silica gels on the retractable part so that the earbuds could get more protection in long time retraction. 4, Adjust the "+". "-"key to outside surface of the headset, more convenient when using. ●Advanced Bluetooth 4.1: Crisp and Hi-fi Sound Quality; Strong and stable signal; Fast transmission and connection; Lower power consumption CVC 6.0 Noise Cancellation Technology :blocks the buzzing/humming noise around, offers clear sound. ●Breakthrough Foldable Feature : more flexible and convenient to carry on the go. Humanized Retractable Design: just one press to retract the earbuds, well cord- management, without the hassle of wires dangling around your body. ●Amazing Battery Life: 300h standby time; 18 hours talking time, 16 hours music time after a 3.5 h full charge With iOS Battery indicator and low power level voice prompt. ●Built-in Mic, Hands-free calling : allows auto switching between music and calls. You can control all functions easily via the easy buttons. ●Sweatproof Neckband Sports Headphone : premium soft silicone gel surface helps sweat-proof. Perfect for Gym, running, and other outdoor sports. ●Great Compatibility: paired with most iPhones, android phones and other Bluetooth devices. Warranty & Support :1, for support, please click the "product details" to inquiry, we will be always here for you. 2, for warranty, we will stand behind our product for one year, including any Amazon fulfilled orders which are over the return window.
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