Specifications: IC output power: 3W*2 Frequency: 90Hz-18KHz Input resistance: 4ª+ Distortion: í_0.3% Loudspeaker output power: 5W*2 Signal-to-noise: 75DB Resolution: í¦40DB Input sensitivity: 500MVí+50MV Color: blue/pink/purple/dark pink/green Features: 1,attractive colors available; 2,professional digital audio play, sound clear, bass powerful; 3,magnetically shielded and noise reduction design, minimizes high-frequency interference and the damping in the cabinets, making high quality sound without distortion; 4,frequency response curve design, cooperates fully with the magnetic shield inside the aluminum cap of the high-fidelity bass. Other information: 1. Stable raw material with high quality 2. Fast shipment 3.We do supply best services to all the customers. The more you order , the better price you will get . 4. If you have problem with the price or other problems , please contact with our sales directly at any time Standard packing:gift box Product size:60*85*60mm 40pcs per carton customized