【Extremely Stable Bluetooth Connection】 The wireless earbuds deliver stable audio due to exquisite design and adopting advanced Bluetooth chip. The bluetooth headphones are completely wireless so that you can enjoy exercise or share music without wire tangling. Just feel free to enjoy wireless music with high quality.

【Deep Bass Sound Makes Exercise More Exciting】 The Bluetooth earbuds achieve well balanced dynamic range with rich bass and clear treble after countless debugging. Benefit from excellent in-ear design and noise canceling technology, the wireless headphones effectively filter external noise. Do exercise with Arbily cordless headphones, enjoy your fitness journey.

【Fast Auto Pairing】 One step pairing technology makes tws earbuds easy and convenient to enter the pairing mode right after out of case, then earbuds will automatically connect with cellphone which have been connected before. Each of earbuds can work alone and connect with different devices. Also you can freely switch from stereo mode to mono mode at any time to stay aware of surroundings.

【IPX7 Waterproof & Comfortable Fit】The workout headphones meet IPX7 waterproof standard. They are waterproof and sweatproof enough for most sports. The in ear headphones come with 3 pairs of silicone replacement ear tips in various sizes to accommodate for different types of ears. Comfortable fit design makes headphones very secure for sport. You may forget they are in your ears even after a long period of time.

【60 Hours Playtime】 The wireless earphones come with a case which can keep earbuds in full power and prevent them from losing. Each headset can last 5 hours per one full charge and get extra 55 hours playtime from the 1000 mAh charging case. No need to charge the power case often.