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【2026 Update】 USB 2.1 Computer Speakers with Subwoofer, 3.5Mm/Usb Input Pc Speakers with Subwoofer, Pc/Line-In/Bluetooth Modes, Stereo Sound Ideal for Desktops and LaptopsDescription Audio Output Mode Stereo Mounting Type Tabletop Mount Enclosure Material Plastic, Wood Speaker Type Multimedia Additional Features Bass Boost, USB Port, bluetooth Antenna Location For Computers, For DVD Players, For Gaming Consoles, For Music Players, For Smartphones or Tablets, For Televisions Color Wood Grain Control Method Touch Speaker Size 2.5 inches Woofer Diameter 2.5 inches Specific Uses For Product Business, Gaming, Party Speaker Maximum Output Power 16 watts Unit Count 1 Count Item Dimensions D x W x H 8.48"D x 6.33"W x 5.74"H Compatible Devices Desktop, Gaming Console, Laptop, Projector, Television Audio Driver Type Dynamic Driver Model Number C52112 Model Name C52112 Built-In Media Speakers, Subwoofer, Warranty Card Warranty Description 1 Number of Items 3 Frequency Response 20 KHz Number of Audio Channels 2.1 Signal-to-Noise Ratio ≥85dB Connectivity Technology Auxiliary, Bluetooth, USB Wireless Technology Bluetooth Subwoofer Connectivity Technology Wired Connectivity Protocol USB, Bluetooth, Auxiliary

Product description Powerful 2.1 Sound System

• Dual satellite speakers paired with a dedicated subwoofer deliver rich bass, clear mids, and crisp highs for an immersive stereo experience.

• Optimized acoustic design and DSP processing create a wide, room-filling soundstage—perfect for music, movies, gaming, and daily use.

Independent Control Knob

• One multifunction knob for volume adjustment, mode switching, and power on/off, plus independent bass and mid-high tuning for personalized sound.

3-Mode Easy Switching

• Supports PC (USB Audio) / Line-In (RCA) / Bluetooth modes. Short press the knob to switch modes effortlessly between devices.

• Built-in USB sound card enables instant setup—no drivers required. Just plug in and enjoy stable, low-noise audio performance.

Durable & Stable USB Power

• Seamlessly connect to phones, tablets, and laptops via Bluetooth. Search “C5212” to pair and enjoy wireless playback.
• Oxidation-resistant USB interface ensures stable voltage and long-term reliability. Recommended to use a rear PC USB port for best performance.

• Space-saving desktop size with passive bass membrane design, delivering strong low-frequency impact without occupying extra space.

• 1. 2.1 Channel Audio System – Dual Speakers + Subwoofer Combo Equipped with 2.5" × 2 + 2" × 2 speaker units and a passive bass diaphragm, this system delivers richer low frequencies and clear, detailed mids and highs, creating an immersive stereo surround experience. Ideal for music, movies, and gaming.
• 2. Three Audio Modes – PC / Line-In / Bluetooth Supports PC Mode (USB power + audio), Line-In Mode (3.5mm audio output), and Bluetooth Mode (search for “C5212” on your device). The multifunction knob allows quick mode switching and ensures easy compatibility with computers, phones, tablets, and gaming devices.
• 3. USB Plug-and-Play & Independent Volume Control (USB Power Only in Line-In Mode) Features an oxidation-resistant USB port for stable and durable power delivery. In PC Mode, a single USB cable handles both power and audio; in Line-In Mode, audio is transmitted via the 3.5mm jack, while USB provides power only. The independent volume knob allows smooth volume adjustment—clockwise to increase, counterclockwise to decrease—and supports long-press power on/off.
• 4. High-Performance Audio Specs – Clear, Powerful, Low Distortion Delivers high-fidelity sound with ≥85dB SNR, 40Hz–18kHz frequency response, and 500mV sensitivity. Built-in DSP digital signal processing and sound card functionality further enhance clarity, detail, and stereo imaging.
• 5. Wide Compatibility & Compact Space-Saving Design The main speaker measures W19 × D9.5 × H11 cm, and the satellite speaker W8.6 × D9.3 × H14.8 cm, providing a compact footprint ideal for any desk setup. For best performance, use the USB port on the back of your PC to ensure stable voltage and superior audio output.

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We are always working hard to ensure your package arrives as soon as possible. Please understand that some factors like weather, high postal traffic, and the performance of shipping companies are outside of our control.We offer free shipping to the lower 48 states and ship within 2 business days of payment, usually sooner. We do not accept P.O. Boxes. Please provide a physical address.

RETURNS

We offer a 30-Day Return Policy on items which you are not completely satisfied with. You have the option for a full-refund or an exchange of the item. No returns are available on items shipped outside of the USA.

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