Widely compatible with devices via USB power supply and 3.5mm audio interface, suitable for most electronic devices on the market No audio delay ensures precise sound timing for an immersive experience Powerful bass performance delivered by 50mm large drivers and passive diaphragm design enhances low-frequency response, producing clear and rich bass Compact design with high output, featuring dual speakers in a small footprint that saves desktop space 360-degree stereo surround sound with synchronized left and right channel output and distinct audio layers for an enveloping sound field Product Name: Computer Speakers Input Power: DC 5V Speaker Specifications: 50mm x 2 Frequency Response: 25Hz - 20kHz Signal-to-Noise Ratio: 80dB Power Supply: USB DC 5V Input Interface: 3.5mm Stereo Input Control Method: Wired Volume Control Color: Black Material: Plastic Package Contents: 1 Pair Computer Speakers 1 USB Cable 1 Instruction Manual (Chinese and English) Note: The product package includes only the items listed above. Other accessories are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement tolerance is +/- 1-3 cm.