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Facmogu ST-838 2.1CH Mini Amplifier, RMS 20Wx2 + 40W Passive Subwoofer Amp | Bass & Treble Control | RCA/AUX Input | Compact Stereo Audio Receiver for Home, Car & DIY Speakers | w/Power Supply - Black - color: ST-838 Black (20Wx2 + Passive Subwoofer)

Facmogu ST-838 2.1CH Mini Amplifier, RMS 20Wx2 + 40W Passive Subwoofer Amp | Bass & Treble Control | RCA/AUX Input | Compact Stereo Audio Receiver for Home, Car & DIY Speakers | w/Power Supply - Black - color: ST-838 Black (20Wx2 + Passive Subwoofer)

$38.23 USD
$38.23 USD
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Taxes included. Shipping calculated at checkout.

About this item

  • 【Mini Size but Powerful】-- Don't be fooled by its size, it’ll give your entertainment system a serious boost. With 2.1 channel output RMS 20W×2(L/R)+40W(subwoofer), which can drive most home/car/marine/outdoor passive speakers and subwoofers, and with excellent sound. Low distortion, acoustically accurate reproduction of music, which sounds smooth and full.
  • 【Bass & Treble & Sub Vol Control】-- Designed with main volume, treble and bass control knobs, Which for more delicate adjustment of the sound, much fun and high playability. Besides main volume, treble and bass control, sub volume control is specially designed. They allow you to control the volume of passive Subwoofer and two passive speakers separately as you wish.
  • 【RCA & AUX Inputs】-- With standard stereo RCA and 3.5mm AUX inputs, can be compatible with various devices, such as mobile phone, MP3, MP4, CD player, TV, computer etc. Just enjoy your music the way you want to. Besides, there's a little blue woofer alert that turns on when the woofer is beating.
  • 【Portable & Convenient】-- Mini Size: 5.9x3.6x1.4" / 15x9.1x3.7cm, amplifier weight: 0.66 pounds/ 0.3kg. Compact design with exquisite appearance, matt black case looks fashionable and durable, unique structure design easy to be installed in car, marine, RV, golf cart or home, which save space and convenient to operate.
  • 【Great Value Choice】-- The package comes with a Facmogu DC 12V 3A adapter valued at over $10, which makes purchasing this ST-838 amplifier a very good deal. You don't have to find a adapter with 5.5x2.5mm plug in your pile of old power adapters or pay for another one.

Overview

  • Voltage: 12 volts
  • Manufacturer: Facmogu
  • Maximum Supply Voltage: 12 volts
  • Minimum Supply Voltage: 11 volts_of_direct_current
  • Mounting Type: Freestanding

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Emily R.
    Austin, Texas
    Stagevera made it easier to find the equipment we needed for a small community performance. The categories were clear, and comparing different stage and audio accessories felt straightforward.

  • ⭐⭐⭐⭐⭐

    Daniel M.
    Orlando, Florida
    I liked being able to browse lighting, sound, stands, cables, and transport supplies in one place. It helped me organize a complete setup without jumping between unrelated stores.

  • ⭐⭐⭐⭐⭐

    Rachel T.
    Columbus, Ohio
    The product selection feels practical for schools, venues, and smaller event teams. I was able to narrow down the right accessories by checking the specifications and compatibility details.

  • ⭐⭐⭐⭐⭐

    Marcus L.
    Phoenix, Arizona
    Stagevera has a good mix of performance equipment and behind-the-scenes essentials. The collection layout made it simple to find both stage hardware and storage products.

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Frequently Asked Questions

What types of products does Stagevera sell?

Stagevera offers equipment and accessories for stages, theaters, performances, presentations, schools, houses of worship, DJs, and event venues. Our collections include stage lighting, PA speakers, microphones, stands, backstage supplies, presentation equipment, cables, cases, storage, and transport products.

How can I check whether a product is compatible with my equipment?

Review the product description, dimensions, connector type, voltage, power rating, mounting method, supported frequency, and other specifications before ordering. Products that look similar may use different connectors or technical standards. Contact us before purchasing when compatibility remains unclear.

Are cables, stands, adapters, or mounting hardware included?

Included components vary by product. Please check the product page carefully to see what is supplied in the package. Accessories shown in product images may be used for demonstration and may not always be included unless specifically listed.

Can I use the electrical products outside the United States?

Some products may be designed for particular voltage, frequency, plug, or wireless standards. Confirm the electrical specifications and local compatibility before ordering or using the product. A plug adapter alone does not convert voltage or guarantee safe operation.

Do stage lights and audio equipment require professional installation?

Some products can be used in simple portable setups, while overhead lighting, permanent speaker mounts, power distribution, and complex audio systems may require experienced or qualified installation. Always follow the manufacturer’s instructions and applicable venue and safety requirements.

How long will it take for my order to arrive?

Processing and delivery estimates may vary according to the product, destination, carrier, and availability. The estimated delivery information available during checkout or in your order confirmation should be reviewed before completing your purchase.

How can I track my order?

When tracking information becomes available, it will generally be sent to the email address used for the order. Tracking activity may take additional time to appear after a shipping label has been created or the parcel has been transferred to the carrier.

Can I change or cancel an order after placing it?

Contact us as soon as possible after placing your order. We will review the request, but changes and cancellations cannot be guaranteed once processing or shipment has started. Confirm product specifications, quantity, color, and delivery details before submitting the order.

What should I do if my order arrives damaged or incomplete?

Contact us promptly with your order number, a description of the issue, and clear photographs of the product, packaging, shipping label, and received contents. Keep all original packaging while the issue is being reviewed, as additional information may be required.

What is Stagevera’s return policy?

Return eligibility depends on the product’s condition, return timing, and the requirements stated in our Return & Refund Policy. Items should not be installed, modified, damaged, or used beyond what is reasonably necessary to inspect them. Review the full policy before starting a return request.

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