TunePhonik Bluetooth Stereo Headphones in-Ear Wireless Headset [Black/Green] and Armband Combo Pack LATEST BLUETOOTH TECHNOLOGY: Bluetooth 4.0. Supports A2DP, AVRCP, HSP, HFP HIGH DEFINITION HEADPHONES: Premium in-ear headphone driver deliver excellent range and depth, including bass, on both music and voice calls ERGONOMIC HEADPHONE DESIGN: Wireless Bluetooth Headset for sports active centric with superb stereo audio while running or working out without a restricting cable LOW POWER CONSUMPTION HEADPHONES: Up to 5 hours of use with Bluetooth 4.0 low power consumption technology UNIVERSAL ARMBAND CASE: Universal design to fit most large smartphones, including iphone 6 Plus & Samsung Note series or screen size up to 5.7 inch