Features:xHigh-quality materials: The product is made of high-quality materials, durable and wear-resistant, not easy to break, and can be used for a long time.xWIDE APPLICATION: Perfect for gym, fishing, running, skateboarding, climbing, camping, skiing and other outdoor activities.xEasy to use: The simple panel display on the ears of the bluetooth-compatiblewireless hat has 3 prompt buttons. Go through the basic-controls of pausing/playing music, being ables to answer calls, skip songs, and control volume.x High Performance: The bluetooth-compatiblespeaker hat has excellent stereo quality output, making it quick and easy to pair with your smartphone or tablet device.xGREAT GIFT: This bluetooth-compatible baseball hat is the perfect Christmas gift for men, women, boys and girls, and also a Halloween, Thanksgiving, New Year& 39;s Day and birthday gift.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: PlasticSize: 20x13x29cmBattery capacity: 250mAh