Funktionsminilautsprecher

functional mini speaker Product name: Mini Speaker Unit size: 5.5*5.5*4.5cm Color: black Material: ABS Package: color box Packing details:QTY: 40 PCS/CTN; N.W./ G.W: kg; MEAS: 47.5*33.5*27.5cm Function: Can be use for MP3,MP4, Mobile phone ,PC ,etc .Sounds good & loudly . small & easy taking With USB line in the color box . Also can change the DC 5V adopter line. Fashion & colorful design 5. USB port: Approx 4 hours for full charge . USB AC Adapter (Not Included): Approx 2.5 hours for full charge SpecificationTHD ≤ 0.3% Rated voltage USB/ DC5V FR 100 Hz – 18K Hz SNR ≥ 80 Db Speaker . 4 OHM 3 V Active/Passive Active speaker Size 5.5*5.5*4.5cm