--- product_id: 563911352 title: "DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell" brand: "owaykey" price: "€ 109.27" currency: EUR in_stock: true url: https://www.desertcart.gr/products/563911352-damgoo-bluetooth-amplifier-board-50w-50w-2-channel-audio-amplifier store_origin: GR region: Greece --- # Bluetooth & AUX dual mode 50W+50W stereo power 4.5-24V wide voltage input DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell **Brand:** owaykey **Price:** € 109.27 **Availability:** ✅ In Stock ## Summary > 🎵 Upgrade your sound game—amplify your space, effortlessly. ## Quick Answers - **What is this?** DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell by owaykey - **How much does it cost?** € 109.27 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/563911352-damgoo-bluetooth-amplifier-board-50w-50w-2-channel-audio-amplifier) ## Best For - owaykey enthusiasts ## Why This Product - Trusted owaykey brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built-in Safety:** Reverse polarity protection guards your device against wiring mistakes, ensuring long-lasting reliability. - • **Flexible Power Setup:** Compatible with most laptop adapters via dual power inputs (DC jack & terminal blocks) for hassle-free installation. - • **Seamless Connectivity:** Switch effortlessly between Bluetooth and AUX inputs with intuitive physical buttons—no passwords needed. - • **Powerful Stereo Output:** Experience rich, room-filling sound with 50W+50W output driven by the advanced TPA3116 chip. - • **User-Friendly Controls:** Five tactile buttons let you play, pause, skip tracks, adjust volume, and switch inputs with ease. ## Overview The DAMGOO Bluetooth Amplifier Board delivers crisp 2-channel stereo sound at 50W+50W output using the high-performance TPA3116 chip. It supports both Bluetooth and AUX inputs with easy switching, features dual power input options compatible with common adapters, and includes reverse polarity protection for safe installation. Compact and lightweight, it offers intuitive physical controls for seamless user experience, making it ideal for retrofitting speakers or building custom Bluetooth audio setups. ## Description DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell ## Features - 【High-Performance TPA3116 Chip】The XY-502B amplifier utilizes the advanced TPA3116 chip, delivering vibrant 2.0 stereo sound with wide voltage input support (DC 4.5-24V) and a powerful output of 50W+50W for rich audio performance. - 【Dual Output Modes & Easy Switching】Supports both Bluetooth and AUX input modes, allowing seamless switching via physical buttons to connect effortlessly with various devices. - 【Flexible Power Options】Features two power connection methods: a 5.5*2.1mm DC jack and terminal blocks, compatible with most laptop power adapters for convenient setup. - 【Reverse Connection Protection】Equipped with reverse polarity protection to safeguard your power input and prevent damage from incorrect wiring. - 【Intuitive Physical Control】Five tactile buttons provide direct control for play/pause (long press to switch input mode), previous/next track, and volume adjustment, ensuring user-friendly operation. ## Technical Specifications | Specification | Value | |---------------|-------| | Item dimensions L x W x H | 8.7 x 5.3 x 2.9 Centimeters | | Voltage | 24 Volts (DC) | | Manufacturer | DAMGOO | | Maximum Supply Voltage | 27 Volts | | Minimum Supply Voltage | 4.5 Volts | | Mounting Type | Surface Mount | | Brand | OWAYKEY | | Number of Channels | 2 | | Output Power | 1E+2 Watts | | Package Type Name | box | | Supply Current | 5 Amps | | Material | PCB | | Brand Name | OWAYKEY | | Output Wattage | 100 Watts | | Colour Name | BLUE | | Special Features | prime amplifier | | Product Dimensions | 8.7 x 5.3 x 2.9 cm; 87 g | | Item model number | ZK-502B | | Country of Origin | USA | | Item Weight | 87 g | ## Product Details - **Item dimensions L x W x H:** 8.7 x 5.3 x 2.9 Centimeters - **Voltage:** 24 Volts (DC) - **Manufacturer:** DAMGOO - **Maximum Supply Voltage:** 27 Volts - **Minimum Supply Voltage:** 4.5 Volts ## Images ![DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell - Image 1](https://m.media-amazon.com/images/I/71gwdtlNUOL.jpg) ![DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell - Image 2](https://m.media-amazon.com/images/I/71JlrAUExfL.jpg) ![DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell - Image 3](https://m.media-amazon.com/images/I/61PZcWb4vCL.jpg) ![DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell - Image 4](https://m.media-amazon.com/images/I/71S4A3vqijL.jpg) ![DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell - Image 5](https://m.media-amazon.com/images/I/71Kuphrc1ML.jpg) ## Frequently Bought Together - DAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell - TalentCell Rechargeable 12V 6000mAh/5V 12000mAh DC Output Lithium ion Battery Pack for LED Strip/CCTV Camera/Telescope/Modem and More, Portable Li-ion Power Bank with 12.6V Charger, Black - TalentCell 12V Power Bank, Rechargeable 12V 3000mAh DC Output Lithium ion Battery Pack with Charger for LED Strip/Light/Panel/Amplifier and CCTV Camera, Compatible with Spectra Pump/Telescope --- ## 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.gr/products/563911352-damgoo-bluetooth-amplifier-board-50w-50w-2-channel-audio-amplifier](https://www.desertcart.gr/products/563911352-damgoo-bluetooth-amplifier-board-50w-50w-2-channel-audio-amplifier) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-04-26*