Bluedio Q5 Sports Bluetooth Stereo Headphones/Wireless Bluetooth4.1/Headset Earphones for Outdoor Sports Gift package, Red 0 control box: revolutionarily, Q5 has no heavy control box Bluetooth 4.1 chip: the latest Bluetooth chip, can transmit data at high speed and bring you smooth music experience T-light ear tips: Q5 comes with a pair of T-light ear tips, you can put them on Q5, then fit them into your ears Fashionable: finally we picked out three colors: green, red and blue, because we think they can best stand for your energy, passion and peace in mind Clear Calls: Q5 has a built-in microphone inside, you can use it for calls