Description: Feature: -Two versions, wired speakers and Bluetooth speakers -Direct USB power supply, easy to connect. BLUE LED lights will bring you visual and auditory enjoyment. -Bluetooth mode is compatible with plug-in mode, 360 surround sound quality -Bluetooth version V5.0 is compatible with most devices with Bluetooth -Large-diameter full-frequency vibration speaker, with heavy ba, rich midrange and clear treble. -The rear woofer, with solid ba, brings you high-quality ba. -High magnetic speakers, bring you a different listening experience. -The speaker is compatible with various devices such as tablets, laptops, desktop computers and mobile phones Specifications: Bluetooth version: V5.0 Product color: phantom black Power: 3W*2 Speaker specification: 2 inch speaker 5W*2PCS Distortion: THD+N (1%) Frequency: 80Hz- 18KHz Signal to noise ratio: 85dB Connection method: Bluetooth/wired connection (differentiated version) Audio input: Bluetooth/AUX Size: 38.2*5.6*6.0cm Package Included: 1*speaker (with USB power cable and 3.5mm audio cable on the back) 1* manual Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a meage before you give the bad feedback, if the products have some problems. Thanks for your understandings.