LEVREA Bluetooth 4.0 Wireless Headphones in-Ear Earphones for iOS, Android Smart Phones, Bluetooth Devices (Blue) Excellent Quality Wireless Bluetooth 4.0 Stereo Earphones Sweatproof In-Ear Earbuds Sports Headset for iOS, Android smartphones and other Bluetooth devices. Ergonomically designed for a secured yet comfortable wear. These compact and lightweight in-ear earbuds are designed with soft silicone rubber earplugs that stays in place and effectively block outside noise. With advanced Bluetooth 4.0 version that delivers high-fidelity stereo music - loud and clear treble and full-range bass - and clear microphone sound within 33 ft (10 meters) operating range without the hassle of tangled cables. Equipped with built-in rechargeable premium grade polymer high-capacity battery, lasts up to 5-6 hours of continuous talking time, 4-5 hours music time and 180 hours standby time. Works with all bluetooth-enabled devices such as iPhone 6, iphone 6s, iPhone 6 Plus, iPhone 6s Plus, iPhone 5, iPhone 5c, iPhone 5s, iPhone 4s, iPad, iPod, LG G4, Samsung Galaxy S6, S6 Edge, S5, S4, S3, Note 5andOtherAndroid Smartphones, tablets andotherbluetooth enabled devices.