Connectivity: USB for power, 3.5mm audio jack for audio. Power: USB 5V, no external adapter needed. Audio Output: 2.0 Channel Stereo, around 2.5W-3W per speaker (5-6W total). Design: Compact, lightweight, often black with red accents, ABS plastic build. Controls: Usually includes an in-line volume control. Compatibility: Works with laptops, PCs, Macs, and any device with headphone/USB ports.