MEE audio AF18 Bluetooth Wireless Sports Earphones Stream clear and powerful stereo sound from your phone or tablet without tangled cords.Connectivity Technology: Wireless Advanced Bluetooth 4.1 technology with Multipoint functionality allows you to manage calls and media from two Bluetooth devices simultaneously Crystal clarity and great bass with aptX codec support for HD-quality audio Built-in microphone with noise- and echo-cancellation technology and controls for phone calls, volume, and music playback Lightweight in-ear design with ear fins and 3 sizes of ear tips included for comfortable and secure fit