Redragon GS510 Waltz Gaming Speaker 2.0 Channel PC Computer Stereo Speaker with 4 Colorful LED Backlight Mode Features: 1. Touch 8 light modes 2. Power on off / Volume Control 3. USB + 3.5mm 4. Power Input : 5V 5. Speaker RMS : 3Wx2 6. Speaker Unit Size : 2inch x 2 7. Frequency : 160Hz~20KHz 8. Signal to noise ratio : ?60db 9. Product size : 82 x 96 x180 mm 10. Materials: Plastic