Bluetooth Headphones, Maxbo Bluetooth V4.1 Wireless Stereo Earbuds/ Headset with Mic for iOS, Samsung Galaxy Android Smartphones (Green) PERFECT Hi-Fi SOUND: CVC6.0 noise cancellation technology intelligently filters ambient noise to ensure clearer sound for calls and music playing. Your listening pleasure, comparable to full sized headphones in a convenient sport Bluetooth headset. QUICK AND EASY PAIRING: Just press the power button of the earphone until Indicator light blinks red and blue alternately, your phone will discover it right away. Durable and sweatproof Designed, which could withstand heavy perspiration from workout activities. LIGHT WEIGHT and ERGONOMIC DESIGN: Our wireless headphones with ear hooks and rotatable earbuds design, comfortable and secure rubber adapters allows for a quality and comfortable fit for greater stability during walking or exercising. WARRANTY: 12 Month Free Warranty. You can enjoy risk free use or perfect replacements within one year. PACKAGE INCLUDED: 1 * Bluetooth headset, 1 * Charging cable, 2 * bud sizes, 1 * out-ear hooks, 1 * in-ear hook, 1 * User manual.