--- product_id: 81743937 title: "Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC" brand: "tech and trade" price: "$11.87" currency: USD in_stock: false reviews_count: 8 url: https://www.desertcart.us/products/81743937-tech-and-trade-100w-diy-stereo-audio-amplifier-circuit-kit store_origin: US region: United States of America --- # 12V DC, 3A power supply 100W high power output Integrated volume, bass & treble control Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC **Brand:** tech and trade **Price:** $11.87 **Availability:** ❌ Out of Stock ## Summary > 🎛️ Amplify your sound, amplify your status! ## Quick Answers - **What is this?** Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC by tech and trade - **How much does it cost?** $11.87 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/81743937-tech-and-trade-100w-diy-stereo-audio-amplifier-circuit-kit) ## Best For - tech and trade enthusiasts ## Why This Product - Trusted tech and trade brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Modular & Serviceable:** DIY kit with replaceable components ensures easy maintenance and upgrades. - • **Precision Audio Control:** Built-in potentiometers let you fine-tune volume, bass, and treble effortlessly. - • **Versatile Compatibility:** Seamlessly integrates with FM, MP3, USB players, car stereos, and more. - • **Power-Packed Performance:** Delivers a robust 100W stereo output for immersive sound. - • **Pro-Level DIY Experience:** Designed for knowledgeable enthusiasts craving hands-on audio mastery. ## Overview The Tech And Trade 100W DIY Stereo Audio Amplifier Kit features dual 4440 ICs delivering powerful stereo sound with integrated volume, bass, and treble controls. Powered by a 12V DC, 3A supply, this modular board is perfect for audio enthusiasts seeking customizable, high-fidelity amplification compatible with various audio sources. Ideal for professionals and hobbyists with electronics know-how, it offers easy servicing and upgrade potential. ## Description Double IC 4440 Stereo Amplifier board, High Power up to 100 Watt output( depends on Input supply power). it requires 12 v dc power min requirement is 2 amp. Recommended 3 Amp. The best part about the kit is that it is made of individual components, which means if any thing goes wrong it can be easily serviced and components can be replaced. 4440 is a two channel audio power amplifier IC with inbuilt in dual channels which enables it for stereo and bridge amplifier applications. Comes with pre-integrated Volume, Bass and Terrible controller. Input Supply : 12 v - 16 v. 3 Amp (12-0 transformer or car battery ) 5 volt out is given in circuit using 7805 transistor in case if wants to connect FM, USB Panel kit. Input sound : two channel stereo Output sound : two channel stereo This amplifier kit can be used in any audio amplifier, including FM, MP3-USB player, CD/DVD, DTH, Tape, Car stereo, TV etc....... ( Note : This kit is not for novice electronics hobbyist. Proper knowledge about the subject is required to understand and make the complete project We do not held any responsible for any issues or help either due to negligence, ignorance or lack of proper knowledge about the subject.) Package : 1 x Audio Amp Board (all connections will be provided as shown in the picture. two 4440 ic along with heat sink and 7805 will be provided soldered on-board. potentiometers will be soldered by ribbon cables) ## Features - Brand: Tech And Trade - Included Components: 1 4440 Circuit Board With Potentiomerets - 100 W ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06XFF9GQQ | | Best Sellers Rank | #292,571 in Electronics ( See Top 100 in Electronics ) #160 in Car Component Subwoofers | | Brand | TECH AND TRADE | | Brand Name | TECH AND TRADE | | Customer Reviews | 3.5 out of 5 stars 134 Reviews | | Included Components | 1 4440 CIRCUIT BOARD WITH POTENTIOMERETS | | Manufacturer | TECH AND TRADE | | Maximum Output Power | 100 watts | | Maximum Supply Voltage | 12 Volts | | Minimum Supply Voltage | 12 Volts | | Model Number | 4440 BOARD | | Mounting Type | Surface Mount | | Number of Channels | 2 | | Output Power | 100 Watts | | Part Number | 4440 BOARD | | Specification Met | True | | Unit Count | 1 Count | | Voltage | 12 Volts (DC) | ## Product Details - **Voltage:** 12 Volts (DC) - **Manufacturer:** TECH AND TRADE - **Maximum Supply Voltage:** 12 Volts - **Minimum Supply Voltage:** 12 Volts - **Mounting Type:** Surface Mount ## Images ![Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC - Image 1](https://m.media-amazon.com/images/I/81lkN9wK+zL.jpg) ![Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC - Image 2](https://m.media-amazon.com/images/I/61u7xeEGbvL.jpg) ![Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC - Image 3](https://m.media-amazon.com/images/I/91NVw3g8-dL.jpg) ![Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC - Image 4](https://m.media-amazon.com/images/I/91-+jzuUz3L.jpg) ![Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC - Image 5](https://m.media-amazon.com/images/I/919CwtHPijL.jpg) ## Questions & Answers **Q: Which transformer will be best for this board can u give a link to buy that transformer online** A: The board contains the bridge rectifier circuit so you may plug in the transformer directly to the board. **Q: Is the board comes with all the resistors and capasitors and ic s as shown in the image** A: yes. you will get all the items shown in the image in exact same manner as shown in the image. all connections soldered and ics and other components mounted as shown in the image. **Q: 2 speaker terminals into 1 terminal can i connect** A: yes u can **Q: can i use it with a 7,5 amp 12v battrey what wil the output ill get** A: It will work with the battery but it will drain the battery quickly. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by P***A on 12 March 2017* ### ⭐ Review *by R***A on 11 June 2022* ### ⭐⭐ Review *by H***. on 23 January 2021* ## Frequently Bought Together - Tech And Trade 100W DIY Stereo Audio Amplifier Circuit Kit Board Bass Treble 4440 IC - WANGCL Audio Amplifier Module ZK-MT21 2.1 Channel Bluetooth Digital Power Amplifier Board - DollaTek 2pcs Audio Crossover Filters Speaker System 2 Way 130W Frequency Distributor --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/81743937-tech-and-trade-100w-diy-stereo-audio-amplifier-circuit-kit](https://www.desertcart.us/products/81743937-tech-and-trade-100w-diy-stereo-audio-amplifier-circuit-kit) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-10*