Description Product Description of WUF-W31 Wireless Portable Bluetooth Speaker Key Features: Bluetooth connectivity for wireless audio streaming FM radio tuner built-in USB and microSD card input support Rechargeable battery with extended playback time Built-in microphone for hands-free phone calls Compact and stylish design Technical Specifications: Battery Capacity: Approx. 2000–4000mAh Connectivity: Bluetooth, USB, microSD, Aux Charging: Micro USB Playback Time: Up to 6–8 hours Weight: Approx. 0.7–1.2 kg
