Phiaton BT 110 Compact Bluetooth 4.0 Sport Earphones with Mic BLUETOOTH 4.0: Experience improved sound quality and extended battery life with Bluetooth 4.0. Also featuring apt-X & AAC which increases digital streaming efficiency and improves overall dynamic range. Wireless MUSIC & CALLS: Complete remote controls allow you to take charge of your songs without having to find your device. (PLAY, PAUSE, FF, REW, VOL+, VOL-) MULTIPOINT CONNECTION: Multipoint connection connects two devices at the same time. You can use any two Bluetooth enabled devices simultaneously, such as your smartphone and tablet PC or your smartphone and MP3 player. SWEAT + WATER RESISTANT: Enjoy your music during exercise and outdoor activities. The BT 110 earphones are IPX4 splash resistant tested and certified so you are protected during a heavy workout or light rain. RightFit+: Phiaton RighFit+ ear tips come in 3 different sizes to provide the most comfortable fit while applying the right amount of pressure to keep your ear buds in place.