Zerodis Portable Sleep Mini No Power Supply Direct Compatible with Phone Applications Speaker, Speaker, Loudspeaker, 3.5mm Jack, Required, Connection,

【Universal 3.5mm Plug】Equipped with a headphone cable and a 3.5mm plug. No external power supply is required. Can be directly and continuously. [Improves sleep quality] This product is an accessory speaker for making a music pillow; it's not a speaker itself, and the volume isn't too loud, so you can sleep peacefully at night. [Scope of Application] This product itself is not an MP3 player. You can connect it to devices such as MP3 players, CDs, VCDs, DVDs, computers, and mobile phones to listen to music. 【Enjoy your own musical world】Because it's slightly higher than headphones, it can be as an alternative. You can even sew it onto your pillow to create a pillow where you can listen to music without disturbing others. 【Quality Guarantee】We guarantee that all our products are of high quality. Please feel free to purchase with confidence. We guarantee to provide you with the best products and the most satisfying service. Please feel free to order. If you have any problems with the product, such as defects, please feel free to contact us by email, and we will do our best to ensure your satisfaction. All products come with a one-month return and exchange service and free customer service.