Portable Mutifunctional Bluetooth Dual Channel Digital AM / FM Radio Speaker Wireless Speaker MP3 Music Player Support TF Card / USB Disk with LED Screen Display and Clock Function (L-288-Red) Support AM/FM , Long antenna with strong FM signal even for remote place. Antenna length is 19.69inch(50CM) Two internal magnetic Speaker and two bass diaphragms, real stereo wonderful sound;The large capacity battery, when the battery is full, the max volume can work contiunously around 2.5 hours, the normal volume can work around 5-6 hours,even 8 hours. the Battery capacity is 1000MAH Large LED Display Screen;,can set definite time of 240, 120, 90, 60, 30, 15 munites to shutdown the product automatically Multifunction: reads micro SD, TF CARD or U disk in MP3 format, AUX and USB input port, Speakerphone Stream Everything! Podcasts, Spotify media and other audio seamlessly from your laptops, computers, Mac or PC. Supplies studio rich high fidelity stereo music quality at home, the office, indoor and outdoor. Clean Acoustic music. Standard Bluetooth 2.1 EDR+ means the most compatible connection across ALL platforms providing reliable, stable connections regardless of BT versions in your devices. Shockproof, dustproof, damage, scratch resistance,