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feature: Blue LED light: The cold-tuned light is full of metal texture, adding a little art to your desktop. Independent knob adjustment: to increase/decrease the volume, just turn the button. Shocking sound effect: The design method of small diameter and large magnetic circuit is adopted, and the sound of dual speakers is loud. 3.5mm audio interface: supports wired/Bluetooth connection. USB power supply: easy to use and simple to operate. Specifications: Version: Normal version/Bluetooth version Material: ABS Bluetooth version: 5.0 Connection method: 3.5MM audio jack Frequency response range: 30Hz~1.5kHz Output power: 3W Signal to noise ratio: ≤65dB Separation: ≥35dB Channel: 2.0 Number of speakers: 2 Voltage: DC 5V Power supply mode: USB power supply Product weight: 450g Appearance size: 320 * 65 * 60mm Package Included: 1 * Speaker 1 * User Manual