Can play MP3 music from TF card and USB flash drive(MAX 16G);With AM radio and FM radio,radio can automatically scan and memory channels With audio line in jack, can easily and ly to connect to your computer, MP3, MP4,mobile phones,,, etc With a rechargeable BL-5C Lithium battery, can charge by connecting USB charge cable to computer or USB power adapter, or by universal charger, etc;With standard 3.5mm earphone jack, available for earphones to listen to radio and music Be available to select radio channels and MP3 music with 0-9 number buttons.it is user-friendly;With MP3 repeating function, can control to repeat the current ONE/ALL MP3 music In MP3 mode, when power off, can playback the current one MP3 when power on next time;This speaker is very mini portable and light, is very convenient to take it out;Super bass woofer sound;With LED flashlight Specifications Input power: 5V 500MA Maximum output: 3W Battery capacity: 600mAh (marked 800mAh) rechargeable BL-5C battery Signal to Noise: 87dB Decoding format: MP3 (8-320Kbps) FM radio: 87.5-108MHz, AM radio: 522-1710KHz Loud Speaker: 45mm 4 ohm 3W (Internal magnetic) Charging time: 2-3hrs Play time: 2-10 Colour:black Material:ABS Size:127 x 59 x 24mm Package Contents: 3 x music speaker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.