LX7 Mini Portable Bluetooth 4.0 Speaker with Mic, 3.5mm Aux, FM Function, Micro SD Card Support (Black) Solid and robust casing crafted from Aluminum and the soft touch rubber design. Surprisingly loud for its size, the LX7 Wireless Bluetooth Speaker is the perfect for use anytime! This mini Bluetooth speaker has outstanding, clear, and full-range sound. Experience your tunes in high definition and surprising fullness realized through a 6W / 2in driver and passive S-Bass radiator combo. The device wirelessly connects via Bluetooth v4.1 Technology at a distance of up to 32 feet/10 meters. Works with any Bluetooth-enabled smartphones, including IOS (iPhone) & Android, tablets, iPad, laptop or MP3 players. Our LX7 Speaker built-in FM Radio allows you to listen to local radio stations, supported frequencies range: 87.5-108 MHz(If the local FM signal is not good, plz insert the USB cable to improve the receiving frequency modulation signal). Sleek, modern look and sound - there are neither cords nor cables needed to make the music bump. As an alternative you can use the 3.5mm Aux as another option for sound input. It also has a 6W power output and supports Micro SD cards (not included).