1. Easy to connect: Simply by connecting your new Portable Bluetooth Speaker with your phone, iPod, iPad or any device that supports bluetooth connectivity. It's fast and easy - and it can be done anytime, anywhere! 2. Multi-functional: Support Bluetooth connection & Aux cable & TF card & FM mode. Applicable to almost all device like MP3/P4/cellphones/computers/tables with Enhanced Bass Powerful Sound 3. Built-in Mic: It has built-in MIC Bluetooth speaker and hands-free function, so you can conveniently pick up a call by this mini speaker in car, bathroom, at home or office, anywhere during it is connected to your Smartphone.(But must use your phone to pick up a call first). 4. 3.0 Bluetooth Technology: Outstanding connection range of up to 33 feet, power saving, low consumption, faster and more stably transfer. 5. Our Portable Bluetooth Speaker built-in FM Radio allows you to listen to local radio stations, supported frequencies range: 87.5-108 MHz