Sound box introduction Its appearance is simple and generous It is made of ABS with high fidelity and no breaking sound The product breaks through the slowness and failure of traditional induction so as to achieve the ideal state It is through the internal light guide and the body s own electrostatic induction not affected by external cold or hot environment Specification Sound box interface USB DC 5VSupport function bluetooth TF Card 8 10 m transmission distanceSuitable for model MP3 MP4 MP5 and other audition mobile phones computers PSP etc Parameter details power source built in batteryOutput RMS 5W 1Frequency response range 1800Hz 80KHzSignal to noise ratio greater than 80dBSensitivity 500mvImpedance 4HM omega Input USB DC 5VSpeaker unit 3 4 ohm 5W 2The battery is medium for 4 hours Bluetooth solution version Jerry 4 2Appearance material ABSBattery capacity 1800mAhMachine weight 755GSpeaker size 285 75 57MMOfficial standard audio line USB charging line Package included 1 Speaker 1 USB Charging Cable