These speakers are driven by a 34-watt Class-D amplifier with integrated digital signal processing (DSP) technology. Versatile connectivity means broad usage for creators, professionals, gamers, music lovers, and more. USB-C and Optical inputs provide DSP for your digital sources like PCs and TVs. An RCA input can accommodate line and Phono level signals to connect sources like CD, cassette, or record players. Furthermore Bluetooth 5.3 provides a high-quality wireless connection for your compatible Bluetooth devices. For your convenience, a pair of 10-degree angled stands and IR remote control are included.