This is the VOX ADIO AIR GT multi-function guitar amplifier. It's very stylish. I haven't used it much for electric or acoustic guitars. - Brand: VOX - Model Name: ADIO AIR GT Speaker Type: Surround Sound Recommended Uses for Product: Styling Subwoofer Diameter: 3 inches Product Dimensions: 16.3D x 16.5W x 36H cm Item Weight: 2.9 Kilograms Waterproof: Yes Output Wattage: 50 Power Source: 50 W (also battery-powered) The box is not included. Thank you for looking.