WAAV Runner Wireless Bluetooth Headphones w/ Mic [ Sports / Running / Gym / Exercise/ Sweatproof ] Earbuds Headset Earphones for iPhone 6, 6 Plus, 5 5c 5s 4 Apple Watch and Android (Black) SMALL SIZE, POWERFUL SOUND: Enjoy crystal clear music and calls with a comfortable fit and simple on-ear controls BLUETOOTH ON THE GO: Multi-device Bluetooth 4.0 + EDR allows music listening and phone calls from up to 30 feet TALK TIME: 4 hours with a 150 hour standby time and 1.5 hour charging time STYLISH: Sweat-proof design is perfect for both indoor and outdoor use RECHARGEABLE: Rechargeable battery included. Uses micro USB charging port.