Feel free to bring the party off-road! This durable waterproof speaker from ilive features a shock-resistant silicone to absorb the blow from any bumps or drops. Enjoy up to 10 hours of nonstop music, perfect for cooling down after a long day in the sun. Number of Batteries: 1 Number of Speakers: 1 Included: 1 Instruction Manual(s), 1 Usb Cable(s) Features: Rechargeable, Bluetooth Compatible, Wireless, Water Resistant, Volume Control Battery Type: Lithium Ion Impedance: 2 Ohms Inputs/Outputs: 1 3.5mm Audio Input(s) Manufacturer Warranty: 90 Day Parts Limited Peak Power Handling: 20 Watts Power Source: Battery (included) Rms Power: 5 Watts Watts Per Channel Rms: 10 Watts Measurements: 2.76 Height/Inches, 2.76 Width/Inches, 7.28 Length/Inches Cord Length (ft.): 2 Ft Minimum Frequency Response: 100 Hertz Maximum Frequency Response: 20 Kilohertz Weight (lb.): 1.5 Lb Country of Origin: Imported