мяч форма динамик Mini USB спикер горячей

mini USB speaker hotPRODUCT INFORMATIONThe speaker has two power supply. One is USB power supply and the other is battery supply. So you can listen to the music anywhere anytime. The sound of the speaker is perfect. From the picture you can see when you use the speaker, you can open the ball, then it will be apart to 2 split speakers. And when you don't use it or take it out, you can put 2 half together. It's very convenient to take. It looks very cool and can order any color you want. You can print the logo on the speaker and the packing box, too.It's very suitable for both promotion and retail field..USB Power Supply1. Connect the attached USB cable to the computer.2. Turn power switch to ON position.3. The power indication lamp lights up.The device goes into running state.4. When USB power supply is automatically cut off in order to avoid unnecessary consumption of batteries.Battery Power Supply1. Open the cover of battery box and insert three No.7 batteries according to their pole indication.2. Turn power switch to ON position.3. The power indication lamp lights.The device goes into running state.4. When stop using,the power switch must be turned to OFF,to avoid the unnecessary consumption of batteries.APPLICABLE SCOPEcomputer, some part of mobile phone and any device with 3.5 audio frequency plugPRECAUTIONS:1. In order to avoid magnetically distorted,please locate the system further away from the TV set or computer monitors.2. Before connecting the speaker to the source device,reduce the volume of the source device.3.Excessive voice may cause noise and distortion4.Please use high-quality anti-liquid leakage batteries.Please take out the batteries if you dont use for a long time to prevent leakage.5. When in the use of some USB equipments could have noises,this is a normal phenomenon.We suggest use high-quality USB equipments to reduce noise.Speaker Technical ParameteSpeaker Section50mmActive Power2W× 2Frequency Response Scope220Hz10000HzPower Supply Voltage:4.56VSignal to Noise Ratio89±3dB