You can enjoy high-quality stereo audio by connecting to Bluetooth-enabled devices, like your smartphone, tablet or PC. Rapoo S100 headphone can be connect with two devices, such as Ipad and Iphone. The device also works in wired mode by connecting the audio-USB cable. Useful when you run out of power. An empty battery will never stop you now. The hidden omni-directional microphone will automatically pick up your voice with remarkable clarity. Available in a wide variety of stylish colors.The replaceable decorative cover design,allows you to create your own style.