DIY Speaker AMP Board 2.1 Ch 570W Bluetooth 5.1

DIY Speaker AMP Board 2.1 Ch 570W Bluetooth 5.1

Unleash the full potential of your audio experience with our high-performance 2.1-channel amplifier board. Whether you're a music enthusiast or a casual listener, enjoy unrivaled sound quality wherever you go.

Key Features:

  • HI-FI & Stereo: Delivers a powerful output of 220W for left and right channels, along with a booming 350W for the subwoofer. Connect via AUX, Bluetooth, U disk, or USB sound card.
  • Function Upgrade: Enjoy intuitive app control, modify Bluetooth name and password, volume controls, and more. Comes with 10 soothing sleep songs and an impressive array of 1023 sound combinations.
  • Professional Chip: Featuring two Texas Instruments TPA3255 chips, this Class D amplifier ensures optimal sound quality with ultra-low distortion for a crystal clear audio experience.
  • Super Compatibility: With Bluetooth 5.1, experience enhanced transmission efficiency, stability, and a wireless range of up to 15 meters (49 feet). Compatible with tablets, PCs, TVs, smartphones, and laptops.
  • Safety Protection: Built-in mechanisms safeguard against short circuits, overheating, and overcurrent, ensuring durability and longevity.

Specifications:

  • Output Power: R&L Channel ≤ 220W, Subwoofer ≤ 350W
  • Adaptive Power Supply: DC16~38V, ≥10A
  • Size: 141 x 132 x 26mm
  • Impedance: L&R Channels 3-8Ω; Subwoofer 2-8Ω

Why Choose Our DIY Speaker AMP Board?

Elevate your audio experience with our superior amplifier board. Designed with cutting-edge technology, high compatibility, and robust safety features, it ensures breathtaking sound quality while protecting your investment. Perfect for music lovers and audio professionals alike, this amplifier board brings concert-level audio straight to your home.

Transform your soundscape today—grab your DIY Speaker AMP Board and enjoy audio like never before!

    • Free & Fast Shipping - We offer free shipping to most of the USA with a normal delivery time of 3-10 business days. However, due to various situations, additional delivery time (up to 3 weeks) may be required for some items.
    • Alternative Carriers - We may use alternative carriers (e.g. USPS, FedEx, UPS, etc.) to ensure your package arrives safely and on time. Due to the use of multiple carriers, we are unable to provide a tracking number automatically.
    • Handling Time - Orders are processed and shipped within 1-5 business days of receiving cleared payment.
    • Shipping Restrictions - Shipping to Alaska, Hawaii, Puerto Rico, Guam, and other US territories may incur shipping charges or delivery restrictions. Please contact us before ordering, or your order can be refunded/cancelled.
    • State Restrictions - There may be restrictions based on your state of purchase. For example, certain items may not be shipped to California due to state regulations.
    • Contact for Tracking Updates - If you require tracking updates or have any concerns about the delivery of your order, please feel free to contact us, and we will be happy to assist you.

    • 30-Day Hassle-Free Returns - We want you to be completely satisfied with your purchase. If you are not, you can return the item within 30 days of receiving it for a full refund or exchange.
    • Easy Return Process - To start a return, simply contact us and we will provide you with a prepaid return shipping label and detailed instructions.
    • Restocking Fee - There are no restocking fees for returns. However, the buyer is responsible for return shipping costs if the return is not due to a seller's error.
    • Refund Processing Time - Refunds will be processed within 5 business days of receiving the returned item in its condition.

We accept all major credit cards, PayPal, and Apple Pay for your convenience. Your payment information is secure and encrypted to ensure a safe and seamless transaction. Please complete your payment within 3 days of purchase to avoid any delays in shipping.

Your feedback is extremely important to us. We strive to provide the best products and customer service possible. If you are satisfied with your purchase, please take a moment to leave us a positive review. If you have any concerns or issues with your order, please contact us before leaving negative feedback. We are committed to resolving any problems and ensuring your satisfaction.




If you have any questions or concerns, please feel free to out to our customer support team. You can contact us through the eBay messaging system. We are available Monday to Friday, 9:00 am to 5:00 pm EST, and we will do our best to respond to your inquiry within 24 hours.



Buy it now and enjoy a pleasant shopping experience!

Unit Quantity: 1Compatible Brand: Bluetooth Power Amplifier BoardFeatures: HiFiCompatible Model: ZK-AS21
Type: Power AmplifierColor: BlackUnit Type: UnitAmplifier Class: D