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    cinnkeyi 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 Laptops

    • 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 adjustmentclockwise to increase, counterclockwise to decreaseand supports long-press power on/off.
    • 4. High-Performance Audio Specs Clear, Powerful, Low Distortion Delivers high-fidelity sound with 85dB SNR, 40Hz18kHz frequency response, and 500mV sensitivity. Built-in DSP digital signal processing and sound card functionality further enhance clarity, detail, and stereo imaging.
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    PC speakers

    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.

    pc speakers

    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.

    pc speakers

    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.

    pc speakers

    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.

    pc speakers
    computer speakers
    PC speakers

    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.

    pc speakers

    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.

    pc speakers

    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.

    pc speakers

    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.

    pc speakers
    computer speakers

    2026 UpdateUSB 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 Laptops


    Product information

    Brand cinnkeyi
    Speaker Maximum Output Power 16 Watts
    Frequency Response 20 KHz
    Connectivity Technology Auxiliary, Bluetooth, USB
    Audio Output Mode Stereo
    Mounting Type Tabletop Mount
    Material Plastic, Wood
    Model Name C52112
    Speaker Type computer speakers
    Special Feature Bass Boost, USB Port, bluetooth
    Recommended Uses For Product For Computers, For DVD Players, For Gaming Consoles, For Music Players, For Smartphones or Tablets, For Televisions
    Compatible Devices Desktop, Gaming Console, Laptop, Projector, Television
    Surround Sound Channel Configuration 2.1
    Color Brown
    Included Components Speakers, Subwoofer, Warranty Card
    Product Dimensions 8.48"D x 6.33"W x 5.74"H
    Number of Items 3
    Wireless Communication Technology Bluetooth
    Subwoofer Connectivity Technology Wired
    Specific Uses For Product Business, Gaming, Party
    Manufacturer cinnkeyi
    Item Weight 5 pounds
    Item model number C52112
    Date First Available September 30, 2024

    Additional Features

    • 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.

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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    Return Policies

    • Return for refund within: 30 days
    • Return for replacement within: non-replaceable
    • This item is covered by shiyishan Return Policy

    Manufacturer Contact Info

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