Upgrade Sound Quality: Upgraded version deliver crystal clear mid?? high sound and amazing bass. Great sound quality tuned by professional.2W radio driver and passive subwoofer.</br>Radio-designed Minimalist Portable Bluetooth Speaker : Minimalist design??combine modern with vintage??suitable for all generation.</br>Portable Size?? Light Weight (1.8 lb)and Enough Power: Portable size but sounds truly mighty??perfect speaker for road trip and bedside.520mAh rechargeable battery is able to play 4-6 hours with a full charge.</br>One-button for all operation?? very easy to control.Turn off automatically when left idle for 0.5h.</br>Fully com" with devices with Bluetooth or non-Bluetooth devices by aux cable (included). Charged by Micro-USB port??universally available about eveywhere.</br></br>Product Description</br></br><p><strong>Big performance. No longer have to sacrifice performance for portability. </strong></p> <p>the radio mini speaker is compact but it delivers clear?? well-balanced  sound to ensure satisfying listening experience. Take your tunes with  you.</p> The radio mini speaker lets you play your  music wherever you are. It weighs in at just 0.35 lb?? small and light  enough to tuck into your bag. Rechargeable battery delivers up to 6  hours of playtime and charges with most USB power sources including  external<br /> <p>batteries. Bluetooth connectivity.</p> The radio mini speaker is equipped with Bluetooth 3.0?? so you can enjoy  your music wit