Wanderer Headphone onepiece making it easy to put

making it easy to put in your pocket or backpack

and answer/end calls with just a press of a button

adjustable

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Wanderer Headphone onepiece making it easy to putAbout this item [Retractable and foldable design] headphones can adjust the head size, easy to carry and strong applicability. It is a bluetooth headset suitable for home travel. [Bluetooth Card Settings] Built in high quality Bluetooth music chip, super cool music enjoyment. Bluetooth card settings, you can enjoy high quality wireless music even without Bluetooth connection. It built in microphone can make and receive calls, chatting. [Designed for