Powerful 2x100W Output: This stereo amplifier features a high-efficiency Class D power amplifier chip, delivering up to 2x100W of output power for bookshelf speakers, desktop audio systems, TV audio enhancement, and DIY HiFi projects, resulting in powerful and clear sound. Bluetooth 5.3 Wireless Connectivity: Utilizing advanced Bluetooth 5.3 technology, it offers faster pairing, a more stable signal, and lower latency. Easily stream music wirelessly from smartphones, tablets, and laptops with a range and fewer audio interruptions. Preamplifier and Equalizer: Built-in operational amplifier preamplifier and tone control circuitry provide low-noise audio processing and nuanced sound performance. , treble, and volume controls allow you to fine-tune the audio for different music styles and speaker characteristics. HiFi Stereo Quality: Designed for clear, dynamic HiFi stereo playback, featuring excellent channel separation, deep , and clear treble. Suitable for building compact home HiFi systems, desktop amplifiers, small monitor speakers, or as background music amplifiers. Multiple Input Options: Supports Bluetooth wireless and wired inputs, compatible with mobile phones, computers, , CD players, DACs, media boxes, and other audio sources. Simple front panel controls make source switching and sound effect adjustments easy and intuitive. Color: Silver Gray Material: Plastic+Metal Package Contents: 1 * Digital power amplifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.