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1,heavy bass 2,usb plug for power 3,fashion design 4,mini speaker for laptop, PC. Feature: *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 Gift box:164x98x84mm 40pcs/carton Carton:510X338X445mm G.W.:26kgs QQ:1322097063 Technical specifications *Power output: 3W*2RMS *Speaker: 4ou 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 *Accessories:USB cable, audio cable |
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