Portable Wireless Bluetooth Speaker with In-built FM radioUSB Port Memory card slot EZ256-Orange

Key Function: Power switch: ON / OFF DC 5V Charging slot Micro SD slot: it can decode and play MP3 format audio when put Micro SD card into the slot Line in: it can play audio via AUX cable to audio device When play music,press short to switch TF/FW/Wireless/line in Press short for last song,press long to turn down the volume Press short for next song,press long to turn up the volume When play music(TF card/LINE IN/Wireless),press short for "play/pause". (In FM mode,press short to search station automatically,press again to stop searching) Under Wireless mode,press short to answer a call hand-free when phone calling,press again to hand up,press long to disconnect wireless. Product Specifications: Wireless:V2.1 Working Distance: 10M Voltage:DC 5V Battery Charge Time: 2H Loudspeaker:4Ω 3W S/N Ratio: ≥75db Frequency Response: 120HZ-18KHZ Dimension: D=80MM Compatibility - iPhone, Android Smartphone and Tablet, Windows Smartphone and Tablet, MP3/MP4 Player, PC Computer, Notebook and many more portable music players.