The Marin Bluetooth Speaker, with range up to 30 feet, go with endless color possibilities and put your brand on something that's built to this round shape wireless Bluetooth?speaker. It's made of plastic and cloth with rectangle shape and features a Bluetooth?chip set, 200 mAh battery, 2-3 hours of working time, and a parameter of 4R 3W. It is great for the outdoors, on the office desk, or at home.. Customize the speaker with your company's name, logo, or emblem. Welcome to your customization! 2.76" L x 2.76" W x 1.9" Thick