W-KING T8 HIFI Speaker 30W High Power Portable Bluetooth Speaker Wireless with FM Radio for Mobile Bluetooth Speaker(Silver grey)

Specifications Dimensions: Length: 277.6mm Width: 99.4 mm Height: 196.6mm ± 0.5mmProduct color : Silver graySignal to noise ratio S/N: ≥75dBOutput maximum power: 15W X2Product weight: 2.46 Kg ± 10gAudio input interface: 3.5mm audio interface; support AUX external audio inputRated voltage: 11.1V DCBattery capacity: Built-in lithium battery, 11.1V/2000mA/18650Charging time: 4 hours or soUse environmentTemperature: 0oC ~ 40oC Humidity: 0% ~ 85% RHStorage environment  Temperature: 30oC ~ 60oC Humidity: 0% ~ 90% RHMaterial: plastic ABS + aluminum alloyTransmission distance: within 10 metersSpeaker unit: Mid-bass outer diameter 3 inches, external magnetic, 4 ohm, 15W high pitch, inner magnetic, 31MM, 8 ohm, 10W