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Product description
HT21 Package List
1 x Audio amplifier module with 5 buttons 2 x Shell 5 x Button 4 x Gold Nut 4 x Gold Screw 8 x Black Screw 1 x Screwdriver with 1x power cord
Easy to install
The illustration of each interface is printed on the protective plate, The has been installed successfully and is easy for use.
Independent Treble & Bass Control
The bass audio and volume can be adjusted separately, and with the left and right channel speakers, the 2.1 channel brings you a richer sound experience.
【Core 2.1CH Stereo & Dual Input Design】：Featuring professional 2.1 channel stereo output, this mini bluetooth amplifier board supports 12-24V DC wide voltage input, stable 15m Bluetooth 5.1 wireless connection and AUX wired dual input. Equipped with independent treble, bass and subwoofer adjustment knobs, it delivers 160W×2 dual-channel main power plus 220W subwoofer deep bass output, perfectly matching car audio upgrade and home DIY speaker renovation needs.
【HiFi Ultra-Low Distortion Sound Quality with Premium Chip】：Built with original TDA7498E high-performance audio chip, low-noise front amplifier circuit and shielding inductance, this stereo amplifier effectively reduces audio noise and signal distortion. It outputs crisp treble, balanced mid-range and surging deep bass, providing professional HiFi sound experience for home stereo systems, studios and multimedia audio equipment.
【Ultra-compact Size & Efficient Heat Dissipation System】：Boasting a mini compact size of 0.6×3.9×3.5 inches, this portable amplifier module saves installation space perfectly for DIY projects. Adopting high-efficiency heat dissipation structure with large heat sink and built-in cooling fan, it rapidly dissipate heat during long-time high-power operation, preventing overheating and ensuring long-term stable working performance.
【4-in-1 Full Protection & High Safety Performance】：This bluetooth power amplifier is equipped with upgraded 4-in-1 intelligent protection system, including over-voltage, under-voltage, short-circuit and overheat protection. Combined with sturdy hard protective housing, it greatly improves product safety and service life, no extra complicated installation required, compatible with 4-8Ω passive speakers and various home & vehicle audio scenarios.
【Complete All-in-Kit & Wide Application Scenarios】：Different from other single amplifier modules on the market, our product comes with complete accessories including original power cord, mounting screws, connection cables and detailed user manual for plug-and-play & quick installation. Ideal for home theater, small indoor venues, studio audio, DIY speaker making and 12V-24V car audio modification.
$29.99