Æ?Bluetooth 5.0 & Fast PairingÆ??The true wireless earbuds are equipped with one-step pairing technology. ONLY pull the Left and the Right earbuds out of charging box and they will pair with each other, then "WB-259R " automatically appear on your smartphone. Engineered with industry-leading bluetooth technology, these wireless earphones preserve accurate and undistorted connection within 33ft (10m).(Note: Please remove the protective tapes on the earbuds before use) Æ?Superior Music Quality & Smart Touch KeyÆ??Bluetooth earbuds adopted Bluetooth 5.0 and lossless HD rendering technology that produce incredible sound quality with crystal crisp treble. Enjoy your music everywhere even in a loud environment.Intelligent touch control design free you from traditional button press and wired control,simple touch to switch music and phone call multifunctional operation. Æ?Ergonomical DesignÆ??Use the ergonomically designed with gel-flexible silicone earcaps to ensure your In-Ear Headphones fit comfortably to the ears.Designed to sit unnoticed in your ears, delivering incredible audio that feels like it comes from the air itself. three paris of ear tips assure you to get your favorable sizes and ensure the earbuds stay comfortably firm in place, not easy to fall from ears without recognition. Æ?IPX7 Waterproof EarbudsÆ??Thanks to the IPX7 water protection, the bluetooth earbuds are resistant to sweat, water and rain. Perfect for running, jogging, hiking, yoga, exercises, gym, fitness, travelling and etc.Ideal for Chrismas Gift/Present, Birthday Gift/Present, Public Holiday. Æ?Mono & Twin ModeÆ??Built-in mic in each earphone enable to use in Mono and Twin mode,if only one side has sound, please reset oth earbuds as per instruction. If you have any questions,please feel free to contact us anytime,we are willing to help you solve any questions and let you feel satisfaction at our store.