{"product_id":"arrarown-zk-mt21-2-1-channel-bluetooth-5-0-power-amplifier-50w-2-100w-subwoofer-12-24v","title":"ARRAROWN ZK-MT21 2.1 Channel Bluetooth 5.0 Power Amplifier | 50W×2 +100W Subwoofer | 12-24V","description":"\u003ch2\u003eARRAROWN ZK-MT21: a compact 2.1 channel Bluetooth power amplifier\u003c\/h2\u003e\n\u003cp\u003eUpgrade your home speakers with a smart, compact amplifier that blends clean power with flexible inputs. The ZK-MT21 delivers a 2.1 channel setup: 50W per channel for the left and right channels, plus a potent 100W dedicated subwoofer output. This arrangement helps create a fuller soundstage and a more engaging listening experience from a single board suitable for shelves, cabinets, or custom enclosures.\u003c\/p\u003e\n\u003cp\u003eInside, a large energy-storage capacitor and multiple low-noise preamplifiers work together to minimize distortion at higher volumes, so you can enjoy dynamic music or cinematic moments without harshness. An external antenna connection is available via a dedicated holder, and note that the antenna is not included in the package.\u003c\/p\u003e\n\n\u003ch3\u003eConnections and control at your fingertips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth 5.0 wireless input with practical range enables easy streaming from phones, tablets, or laptops, up to about 49 feet in open space.\u003c\/li\u003e\n\u003cli\u003eA 3.5mm AUX input provides a wired option when Bluetooth isn’t ideal, ensuring broad compatibility with a wide range of devices.\u003c\/li\u003e\n\u003cli\u003eIndependent treble and bass controls let you tailor the tonal balance directly on the module, making highs crisper or lows heavier according to taste.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety and durability\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt-in protections guard against over-voltage, under-voltage, over-heat, and short circuits, helping you operate with peace of mind.\u003c\/li\u003e\n\u003cli\u003eThe metal case and clearly printed interfaces support straightforward installation, even for DIY setups in living rooms, bars, or hobby spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompact size, big potential\u003c\/h3\u003e\n\u003cp\u003eWith dimensions around 3.74 in by 3.54 in by 0.87 in, the ZK-MT21 fits neatly into tight spaces while preserving room for heat dissipation. It’s well-suited for a home stereo upgrade, a car audio project, a bar area, parties, or an outdoor setup where space matters.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you may experience\u003c\/h3\u003e\n\u003cp\u003eThis ARRAROWN module can transform passive speakers into a more expressive system, enable a small subwoofer to deepen the soundtrack, or underpin a dedicated audio corner for music, movies, or streaming. Benefits are described as possibilities; actual results depend on your setup, environment, and content.\u003c\/p\u003e\n\n\u003ch3\u003eEasy setup tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePlace the board near your speakers and keep the power supply within reach to minimize cable clutter.\u003c\/li\u003e\n\u003cli\u003eUse the AUX input for a smart TV or computer to avoid potential Bluetooth lip-sync issues.\u003c\/li\u003e\n\u003cli\u003eExperiment with treble and bass to suit different genres, from crisp highs to tight bass kicks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePower and compatibility at a glance\u003c\/h3\u003e\n\u003cp\u003eOperating on DC 12-24V, with a compact footprint and a practical antenna connection option, the ZK-MT21 is designed for flexible, DIY-friendly home audio projects. It provides a modular path to upgrading your existing gear without overpromising on outcomes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What devices can I connect to the ARRAROWN ZK-MT21?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The module supports Bluetooth 5.0 wireless input and a 3.5mm AUX input for TVs, phones, PCs, and compatible speakers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is installation easy and what power is required?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The unit is compact with clearly labeled interfaces and runs on DC 12-24V for quick home integration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ARRAROWN","offers":[{"title":"Default Title","offer_id":48409806045341,"sku":"B0DDN8CLGG","price":30.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/arrarown-zk-mt21-front-view_jpg.jpg?v=1781197519","url":"https:\/\/nexoltic.com\/products\/arrarown-zk-mt21-2-1-channel-bluetooth-5-0-power-amplifier-50w-2-100w-subwoofer-12-24v","provider":"Nexoltic","version":"1.0","type":"link"}