A07 Pro Bluetooth 5.2 Amplifier 300Wx2 Class D Stereo Amp TPA3255 Desktop Receiver with Bass/Treble Tone Controls.Class D Integrated Amp for passive speakers & 2.0/2.1 home theater

[Flagship-Level Chip, Professional Hi-Fi Sound Quality] Powered by the renowned TPA3255 Class D amplifier chip, the A07 Pro delivers exceptionally clean, dynamic sound with low distortion. Experience detailed highs, rich mids, and powerful bass that enhance music and movies while supporting dynamic performance and energy efficiency for your home audio system. [Ultra-High Power and Flexible 2.1 System] With a robust 300W x 2 output (600W total) under 48V power, it effortlessly drives a wide range of passive speakers (4-8 ohms). The unique 2.1 -channel pre-out allows you to add an active subwoofer for an exciting home theater or party setup, offering more flexibility than standard 2.0 amplifiers.

[Bluetooth 5.2 and RCA Inputs] Advanced Bluetooth 5.2 supports stable, high-fidelity wireless streaming from any device with extended range and lower latency. RCA inputs connect TVs, turntables (need a phono preamp), or PCs, catering to your audio sources. [Precise Sound Effect Adjustment] Independent Bass and Treble knobs let you fine-tune the sound signature to match your speakers, room acoustics, or personal preference. [Swappable Op-Amps for Customized Sound] Unlike fixed amplifiers, the A07 Pro features two socketed, swappable NE5532 op-amps. Upgrade to options like LME49720, MUSES02, or OPA2604 to tailor the sound signature from warm and musical to ultra-analytical.

This feature provides extensive personalization and future upgrade potential compared with standard amplifiers. [Wide Compatibility] Perfect for upgrading bookshelf, floor-standing, outdoor, or ceiling speakers in living rooms, garages, patios, and offices. Built with overheat and short-circuit protection and a durable aluminum chassis for reliable, long-lasting performance. [Wide Voltage Design and Upgrade Potential] Supports a 24V-48V DC power supply and includes a DC36V 6A power adapter. You can upgrade to a 48V power supply later to unlock the amplifier's full power potential as a cost-effective future upgrade