5V 3W Portable USB Radio FM MP3 Memory Card U-disk Speaker Player

Features Memory card U disk playbackFM FM radioLoop single loop all loop one button switchShort press the cycle key When the screen is displayed as ONE it means the single loop and then press the screen to display ALL to indicate all loop playbackPower failure memoryHeadphone output functionEnergy saving protection 18650 battery Frequency range 87 5 108MHZWorking voltage 4 2VRated impedance 4Power 3WMP3 bit rate 8k 320k bpsFrequency response 20Hz 20KHzSignal to noise ratio 85dBDistortion 0 05Charging input 5V 500mAhSize 9 5 x 5 5 x 3cmNote 1 Please allow 0 5 1 cm differences due to manual measurement 2 Due to the light and screen difference the items color may be slightly different from the pictures Package Included 1 x Portable Radio1 x User Manual1 x USB Charging Cable