Don't underestimate this Mini Yet Mighty Wireless Speaker. It may be small, but it provides a powerful sound experience. It makes a fun and trendy Prom, Homecoming dance, or Senior Party favor, school store item, or school fundraiser. The 1 3/8" x 2 1/2" speaker features Bluetooth 3.0 technology, an LED indicator, and micro USB input with cord. Choose your color and add your choice of imprint in one color to customize the speaker for your school or special event.