SMSL a300 Digital Power Amplifier BTL Mode Hi-Res Bluetooth 5.0 with 165Wx2(4Ω)/85Wx2(8Ω) Remote Control for Home Outdoor Passive Speaker/Active Bass Subwoofer(Black)

A300 uses the electronic volume control chip NJW1194 of Japan NJRC company, which has precise volume control and ultra-low distortion; Germany Infineon's new digital high-power amplifier chip has higher quality, high efficiency and low energy consumption;
It can be bridged (BTL) into a single-channel amplifier with higher power to drive large speakers. With subwoofer signal pre-output, it is convenient to connect active subwoofer to form a 2.1 system.
The built-in SMSL SDB patented sound effect and high/bass adjustment function can easily match various speakers and music; the built-in high-pass filter circuit filters out the subwoofer, drives the main speaker, and cooperates with the subwoofer to form a 2.1 system.
All-aluminum CNC machining process, using anodizing technology, fine workmanship and first-class touch; a large number of audiophile-grade audio components are used to enhance the subjective sense of hearing; high-quality gold-plated input and output terminals; perfect overheating, overcurrent and other protection circuits;
Bluetooth 5.0 reception, longer transmission distance, better sound quality! The user-friendly operating system is simple and easy to understand, equipped with full-featured remote control function;
Built-in high-quality high-power audio dedicated switching power supply.

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