1. Speaker: 50mm. 2. Interface: USB +.3.5mm plug. 3. Microphone: omnidirectional microphone. Φ4.0*1.5mm. 4. Sizes: 205*195*95mm. Cable length: 2m. 5. Weight: 335g. 6. Three-color cool LED lighting effect. 7. Equipped with a 2-in-1 audio adapter cable, which can be used for desktop computers or laptops with dual audio port.