"USB-DAC is included as standard. It converts the differences in sound sources, such as smartphones and PCs, directly into sound. The 8-channel high-end DSP creates a detailed, three-dimensional soundscape."

[DSPA 810PRO V2.0 | Built-in 8-channel power amplifier, 14-channel DSP] ​​The DSPA 810PRO V2.0 is a high-performance DSP unit with a built-in 8-channel power amplifier and 14-channel support. While utilizing a variety of sources, including navigation systems, smartphones, and PCs, the DSP's unique ability to fine-tune the sound elevates the overall system quality. A single unit can support front and rear multi-channel configurations and even 3-way systems, allowing for flexible configurations with the option of adding an external amplifier for a full-fledged system in the future. Main Features: Built-in 8-channel amplifier and 14-channel DSP support a wide range of system configurations. Equipped with a 31-band equalizer, time alignment, and active crossover. Supports USB-DAC and Bluetooth input, allowing high-quality playback of smartphone audio sources. Abundant inputs and outputs include 10 RCA outputs and 8 speaker outputs. Real-time DSP adjustments possible via PC software. Main Specifications: Rated output (4 Ω): 25 W x 4 channels + 50 W x 4 channels. High-level inputs: 8 channels / RCA inputs: 2 channels. Frequency response: 20 Hz to 40 kHz. USB-DAC compatible (up to 192 kHz/32-bit). Bluetooth. 5.0 compatible

Main unit size: Approx. 217 x 170 x 43 mm

You can easily improve sound quality with the built-in amplifier, or combine it with an external amplifier for more serious sound.
This is an extremely well-balanced unit for those looking for a DSP that can be used for a long time as the core of their system.