This Two-Tone Bluetooth® Speaker combines a trendy tech accessory with an elegant laser engraved imprint for a memorable Prom favor. It's also a great favor or gift for your Senior Party or graduation. The metal speaker measures 2 1/4" high x 2 1/2" deep and includes a USB charging cable, rechargeable lithium battery, and your choice of imprint laser engraved on the front side (above the buttons). Add your Prom or Senior Party theme, school name, or graduation date to personalize the speaker for your school and/or special event; students will love these tech accessories in their swag bags! NOTE: Pair two of these speakers together for a stereo effect.