This single-wall Tritan bottle has an integrated wireless speaker on the lid. Easily connects to any Bluetooth®-enabled device from up to 33 feet away. Water-resistant speaker features a 450mAh battery with a 2-hour charge time and a 4-hour playback time. Lid also has an integrated carrying handle and flashing LED lights. Includes a micro USB charging cable. Made of BPA-free plastic and holds 24 ounces.