Tai Nghe Có Dây Oppo R11 Jack 3.5mm- mandatory / must fill in the information column- backup color headline phone type - hanphone- if the reserve color and the color of the choice are empty, it will be sent available colors, unless there is a note: Empty = cancel- if the sealed file doesn 't include anything, it' ll be sent randomly,- buy = agreeOriginal oppo r11 oem 3.5mm jack headphoneCan make all the phones - tq.#Or_bat22#