MAYBO SPORTS Bluetooth Headphones Cordless 4.1 Wireless Earbuds with Mic Sweatproof Sport Stereo Headset Noise Cancelling Neckband Earphones *Offer Solutions within 24 Hours* We are always striving to make you happy with your purchase and our product, no matter what kind of problems you will meet during use, feel free to contact us directly by mail, we promise every client that we will offer satisfying solutions within 24 hours.Communication is always the better solution to fix problems than posting a negative feedback. *Bonus Running Belt Included* There is a free black running belt inside the package,if you wish to get a colorful one to match your headphone's color,contact us for more details,this belt is made of sturdy material with water-proof feature, slim and lightweight design with two separated expendable pockets, perfect for storing cash, credit card and house or car key in the small pocket, in the larger pocket you could fit your phones ,even iPhone 7 Plus. *Superior Sound Quality* MAYBO SPORTS wireless earbuds with built-in HD microphone offer great conversation and noise cancelling, perfect isolated surrounding noise, unique sound control structure, premium sound with bass and crystal clear treble. *Comfortable and Secure Fit* With ergonomic design and silicone ear hooks, MAYBO SPORTS bluetooth sport headphones are secure behind your ears and rest comfortably in the ear canal, premium soft smooth silicone gel surface helps sweat proof, it is great for gym, running, jogging, hiking, cycling etc. *Up to 8 Hours of Playing Time* Bluetooth 4.1 offers a faster, more energy efficient connection so you can listen to music for up to 8 hours, voice prompt allows notification of incoming calls and phone numbers, never miss a phone call.