PRODUCT DESCRIPTION 1. RGB backlight 2. Power on off / Volume Control 3. USB + 3.5mm 4. Power Input : 5V 5. Speaker RMS : 3Wx2 6. Speaker Unit Size : 2.5 inch x 2 7. Frequency : 160Hz~20KHz 8. Signal to noise ratio : ≥60db 9. Product size : 82 x 96 x185 mm 10. Materials: Plastic