Prime Line Wireless Cylinder Mini Speaker

Made of Aluminum; Cylinder wireless speaker with steel mesh cover and no-slip bottom; Power/Technology: Rechargeable Lithium Polymer battery: 37V, Capacity: 350 mAh; Input: DC 5V; Output/Power: 3W; Aux in: 35mm audio jack; Rated Impedance: 4 Ohm; Speaker: 16 inches; Frequency response: 90-20KHz; SNR: = 85d; Sensitivity: 80db ? 2db; Distortion: = 03%; Transmission range: 10M (30 feet);Wireless V40; Playback time: 2-4 hours; Connects to your mobile device using wireless technology or through the