Bluetooth Earphone Sport Headset ,MKSD Mini-503 Universal Wireless Stereo Bluetooth Earphone Sport Headset TF Cart Slot +Spray-painted Cover CSR A2DP AVRCP For iPhone Samsung Cell Phones Ipad (Black) With built-in microphone as well as volume, play, pause skip, call answer and call reject control buttons.the equipment has the TF card slot,you can put into the TF card and listing music. Freedom to exercise, move around and commute without wires to tangle or hold you back. Simplify your communications with this lightweight and versatile headset. This Super lightweight, comfortable over-the-ear desiYou'll enjoy all-day wearing comfort, clearer voice transmission and superior sound quality - without wires!gn makes this Bluetooth stereo headphone easy to wear throughout the day. Mini-503 Universal Wireless Stereo Bluetooth Earphone Sport Headset Music Headphone with Built-in Microphone CSR A2DP AVRCP For iPhone Samsung Cell Phones Ipad