Feature: 1. WIDE COMPATIBILITY: Computer speakers work with any device that has a standard 3.5mm headphone jack, such as PCs, laptops, tablets. 2. 3.5MM PLUG AND JACK: Desktop speakers come with a 3.5mm AUX headphone plug and jack, 3.5 AUX microphone plug and jack, so you can connect wired headphones to the speakers for private gaming, music and movie time. 3. STEREO SOUND AND NO NOISE: This PC speaker has built in dual high sensitivity drivers. Ensures more volume, greater dynamic range and richer bass. Provides a pleasing stereo experience as you enjoy movies, videos, music and games. 4. EASY CONTROL: The volume knob is located on the top of the computer speaker. The button rotates to the right to increase the volume and to the left to decrease the volume and turn the power on or off, allowing for easy control of instant adjustments. 5. PLUG AND PLAY: No drivers required, no sound delay, the computer speakers are equipped with a 3.5 mm sound jack and are compatible with desktops, computers, PCs, laptops, tablets, cell phones, MP3s and more, 47 inches (1.2 m) long enough to connect the cable to your device. Specification: Item Type: Computer Speakers Product Material: Composite Wood, ABS Color: Brown Power Port: USB Sound Port: 3.5mm AUX Speaker: 2 Inch X 2 Frequency Response: 60Hz to 16KHz SNR: ≥75dB Impedance: 4Ω Separation: ≥75dB Volume Adjustment Mode: Knob. Package List: 1 x Speaker1 x Instruction Manual Note: If the sound is not loud, please check the volume setting on your computer, which can be adjusted via the speaker icon in the lower right corner of the taskbar.