PC Speaker - Universal - Computer Speakers Wooden Multimedia Subwoofer Bluetooth Audio USB Bluetooth Speakers + 3.5mm Connection | Bookshelf Speakers (Black) Universal Highlights Computer Speakers Wood Multimedia Bluetooth Subwoofer USB Audio Bluetooth Speakers + 3.5mm Connection | Bookshelf Speakers (Black) Computer Speakers Wooden Multimedia Bluetooth Subwoofer USB Audio Bluetooth Speakers + 3.5mm Connection | Bookshelf Speakers (Black) R & GT; Computer Speakers Wooden Multimedia Subwoofer Bluetooth Audio USB Bluetooth Speakers + 3.5mm 1. The bottom subwoofer speaker, the subwoofer is designed to be pressurized towards the floor, providing powerful bass enjoyment to the top -speaker2. Acoustic guide hole design, the guide hole design reduces sound wave energy loss and enhances the extended sound advantage of low frequency sound waves3. Independent 2.1 left and right channels, whether in the game or in the movie, the sparse footsteps and breath sounds can make you feel like you're on the stage, 4. USB power supply is convenient and easy to use . The USB power cord plug is compatible with most USB power ports, which is suitable for speaker use5. Support multiple audio input Bluetooth not only only supports commonly used 3.5mm audio port input, but also supports Bluetooth playback, SD card playback, disk card playback U, etc.6. Wooden main box, pure sound quality. This speaker is made of wooden structure, which can effectively reduce resonance and echo, making the sound quality full and Purecolour: Blackmate: Wood+Plasticsize: 25x15x18 Color: Black