Bluetooth Earphones Wireless 4.1 Magnetic Earphones Ear Sweatproof Headphones Superior Sound with Upgraded DriversDescription: COLORS: Including 5 different colors, black, blue, green, red, yellow, please choose the color you like, a variety of sports feel. HD MIC: Built-in HD mic with noise-cancellation technology, buttons for controlling on/off, pairing, volume, skip track, and pick up/end call. BATTER LIFE: 7 Hours battery life (visible on paired device), 2-hour battery recharge (using micro-USB port), up to 10m transmission distance, 240 hours standby time. WATERPROOF: Flexible secure neckband with IPX4 rated sweat-proof & water resistance for gym or sports use.Specification: Bluetooth version: 4.1 Standby time: 240 Hours Talk time: 7 Hours Two mobile phones pairing: Support Voice prompt: 4 Languages Battery: RechargeablePackage Contents 1x Bluetooth Earphone 3x Silicon Ear-bud Caps 1x Micro-USB Charging Cable 1x User Manual1x Handy Travel PouchPromiseIf the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.