Speaker Type: Mini portable speaker Frequency Response: 400Hz-20KHz Distortion: <= 0.5% SNR: 85dB SPECIFICATION:

1. Product size: 100 * 45 * 25MM. 2. Built-in MP3 decorder; support MP3 audio format; built-in memory storage chip 3.  with TF card slot, maximum support 8G. 4. Inside integrated USB2.0 controller; universal socket of U disk flash memory ,maximum support 16G;.. 5. Built-in 87.5 – 108 MHz FM digital radio module; automatically store 50 radio stations, installed high sensitivity telescopic antenna. 6. Built-in low power consumption /low distortion rate of 2 W digital  amplifier; Max output distortion rate: 0.5%; signal-to-noise ratio is 85dB. 7.  Built-in 2 x 2W 8Ω, Ø32 MM  hi-fi speakers; audio output sound frequency range : 400 Hz – 20K Hz. 8. Detachable BL-4C battery, 3.7V/300mA lithium battery, playing 40 minutes if audio output sound max volume, Charging voltage 5V/300 mA; it takes 3 hours to finish charging (different power battery is optional based on need )9.Universal 3.5mm earphone audio port; 10. Both charging and audio input are in mini/5P slot;. 11. LED digital display. 12.One click swing control switch. 

FEACTURE:

1. It can play MP3 audio format ,  enjoy  the perfect sound quality. 2. Low distortion rate  of digital amplifier; super audio output sound;. 3. One key control ,  easy to operate it. 4. TF card with more capacity might be used at any time as you like, enjoy more music; 5.Universal socket of U disk flash memory, one more jack functions, one more choice. 6. Digital FM radio; You may enjoy current news or music no matter when and where you are and go.. 7.  Built-in memory storage chip for power off to memorize songs , volume , radio stations , function and setup you store previously. 8. Universal 3.5mm earphone port which you can change your individual and personal earphone;. 9. LED digital display showing current playing status. 10. Audio input function, multi application. 11. Detachable BL-4C lithium battery. 12. Modern outlook, easy operation, portable type, easy to be carried anywhere with you;.  Packing: crystal box, accessories audio input cable, charging cable, earphone. (On request)

mini portable speaker with fm radio