Built-in Rechargeable Battery for up to 5 hours of playtime. Built-in microphone for hands-free speaker phone calling.Built-in fine tunable FM Radio with LED display.</br>Easy connect to Computer Laptop PCsTablets iMac/iPhone/iPad/iPod Blackberry Nexus Samsung Sony LG and other Smart Phones via Wireless Bluetooth or 3.5mm Audio Cable.</br>Supports Wireless Music Streaming via New Bluetooth v3.0 Technology: that offers you instantaneous connection and longer bluetooth connectivity range more than 10 meters. Multiple interfaces allow the music to be played either through bluetooth aux microSD or a TF card</br>Compact Wireless bluetooth speaker loud sound: Powerful 52mm diameter speakers and Enhanced Bass Resonator play a full-range abundant stereo audio and loud sound in such a small portable size</br>Product is shipped with a USB charging cable but NOT a USB charger....Best after-sale service 60days Warranty</br></br>Product Description</br></br><b>Features</b><br> <b>Bluetooth audio: </b> Bluetooth 3.0+EDR maximum receiving distance of 10 meters <br><b>Bluetooth phone: </b> clear voice no echo <br><b>MP3 player: </b>direct broadcast TF card storing MP3 files <br><b>Audio input: </b>stereo audio input interface?? easy to connect computers?? digital music player?? cell phones and other audio devices. <br><b>Tracks (breakpoint memory): </b>automatically remember the last exit?? and volume <br><b>Build-in battery: </b> build-in rechargeable lithium battery?? environmental protection?? energy saving?? practical. <br><b>USB reader: </b>connected