Dayton Audio DTA-2.1BT2 100W 2.1 Class D Bluetooth Amplifier with Sub Frequency Adjustment


  • Ultra-efficient Class D 2.1 amplifier with 2 x 50 watt stereo output and an additional 100 watt passive subwoofer output perfect for home theaters, listening rooms, and small offices
  • Front panel sub crossover frequency adjustment, sub level, tone, and volume controls provide the user with the ability to easily dial in their preferred sonic character
  • Variety of inputs including Bluetooth, stereo RCA, and 3.5mm Aux provide flexible options in application
  • Rugged build with high-quality components and binding posts ensures a long life without audio quality degradation
  • Sleek black aluminum enclosure is aesthetically attractive and unobtrusive


Dayton Audio

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The Dayton Audio DTA-2.1BT2 100 Watt 2.1 Desktop Amplifier features Class D topology that provides ultra-efficient, clean power all in a sleek, lightweight design. With enough power to drive most speakers, the DTA-2.1BT2 also has a dedicated passive subwoofer output that makes the amplifier perfect for a high-performance office, bedroom, or small home theater setup. The ergonomic design of the amplifier gives the user the ability to tune the subwoofer crossover frequency, tone adjustment, and volume control from the front panel. In addition to audiophile audio quality, the DTA-2.1BT2 also has built-in modern Bluetooth wireless streaming for added user convenience. For an economically sensible audiophile 2.1 amp, the DTA-2.1BT2 delivers one of the best-in-market


Clean, Ultra-Efficient, Audiophile Sound

Providing enough power to drive most passive bookshelf speakers, the 100 watt DTA-2.1BT2 does not sacrifice audio quality for high output levels. Utilizing highly efficient Class D amp topology, the DTA-2.1BT2 delivers an astonishingly low THD for a clean, audiophile sound quality even at high SPL. Not only does the amp power bookshelf speakers, but the amp also features a 100 watt subwoofer out to drive passive subs. The 2.1 design is perfect for a discrete audio system for offices, bedrooms, and small home theaters.

Even though the DTA-2.1BT2 is compact in size, the amplifier produces exceptional power while keeping current draw at a minimum. The unassuming, sleek design is perfect for setups in which space is restricted.

  • • Ultra-efficient 100 watt 2.1 Class D amplifier that produces exceptional power in a compact
  • • Bluetooth connectivity for wireless streaming 30 meters in addition to stereo RCA and 3.5mm inputs
  • • Front plate sub crossover frequency adjustment knob allows you to dial in your desired low end
  • • Sleek housing with volume, tone, and sub controls on the front panel
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Audiophile Quality with Modern Convenience

In the era of streaming functionality, the DTA-2.1BT2 features built-in Bluetooth connectivity options for the ability to wirelessly stream audio to the amp. The DTA-2.1BT2 also has wired stereo RCA and 3.5mm input options for integration into more permanent installation applications. High-quality binding posts ensure solid speaker connections to minimize any audio quality deterioration due to bad speaker wire connections. Modern amplifier amenities packed into a compact design with powerful, audiophile sound quality, the DTA-2.1BT2 is the perfect centerpiece amplifier to any 2.1 audio system.

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  • • Power output: 2 x 50W
  • • Sub power output: 100W
  • • Sub crossover: 50 - 120 Hz
  • • Impedance: 4-8 ohms
  • • THD: 0.4% at 25WPC, ~5% rated power output
  • • Amplifier class: Class D
  • • Bluetooth compatibility: A2DP, AVRCP
  • • Dimensions: 5.1" W x 6" L x 1.5" H
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