Future:

*Portable speaker optional for PC and note book*Built-in active amplifier*USB bus-powered capability, no adapter required*Pure and elegant sound quality  *Conveniently powered via with USB cable*Easily control volume with VOC on the back*Durable for long-term use *Size:71x72x117mm, weight: 0.6kg*OEM color and logo print are welcome

 Technical specifications

*Power output: 3W*2RMS*Speaker: 4Ω 3W*input sensitivity: 400mV*Distortion: ≤0.2 %( 1W 1KHZ)*Frequency response: 80Hz-20KHZ*Separation:≥78dB*S/N Ratio: ≥80dB*3.5mm audio output jack*Power Voltage: USB/DC 5V*Optional external power supply (DC5V-1.2A)*Accessories:USB cable, audio cable

USB portable laptop mini speaker with good design