Powerful 20W HD Sound with Dynamic Bass Dual 52mm Full-Range Drivers 6-Mode Multicolor LED Lighting Low-Profile Design for Tabletops, Desktops, and Bookshelves Modern Matte Finish and Stylish Metal Mesh Grille On-Board and Wireless Controls Built-In Mic for Speakerphone Calls Pair 2 Together for Room-Filling Stereo Sound Rechargeable and Portable 4HR/12HR Portable Playtime 4 Ways to Play: Bluetooth Wireless, Aux-In, USB Drive, microSD DC Input: 5V 1A Power Output: 20W Sound Pressure Level: 80dB Frequency Response: 100Hz to 20kHz Audio Inputs: 3.5mm Auxiliary, USB, microSD Bluetooth Version: 5.3 Connection Range: Up to 33 ft/10 m Portable Play Time: Up to 4 HRS (with LEDs ON) Up to 12 HRS (with LEDs OFF) Charging Time: 3.5 hours Charging Port: USB-C Battery Type: Li-Polymer Battery Capacity: 3,000 mAh 15.75 x 2.76 x 3.23 in 29.3 oz