The Amplifier uses a high-performance TPA3116 amplifier chip to deliver stable and clear mono output, ideal for driving subwoofers and single-channel speaker systems. Enjoy low distortion and strong power in a compact form factor. Equipped with Bluetooth 5.3, this mini audio amplifier offers faster transmission, more stable connections, and lower latency than previous Bluetooth versions. Easily pair with smartphones, tablets, and laptops for seamless wireless music streaming indoors or outdoors. Control volume, modes, and other audio settings directly from your mobile phone via APP control. Adjust your sound without touching the device, making it convenient for outdoor use, desktop setups, or hidden installations. Supports a 12-24V DC power input, providing flexible power options for different usage scenarios. The boost design helps ensure sufficient power output for demanding speakers and subwoofers, whether you are using it in a car, RV, or home setup. The small and lightweight housing makes it easy to place on a desktop, mount behind a TV, or integrate into DIY speaker projects. Its mini size is perfect for PC audio, small home theaters, and portable outdoor sound systems. Model: YS-T100W Input Sensitivity: 280mv Bluetooth Distance: 15 meters Bluetooth: 5.3 Audio Input: Bluetooth + USB + AUX Audio Output: Banana speaker jack (two speaker terminals) Amplifier Chip: TPA3116 Speaker Pairing Mode: Supported Power Supply: 12~24V/5A or higher USB Decoding: Supports multiple format decoding (MP3, WAV, WMA, APE, FLAC) for USB flash drive playback; can read most lossless file formats. Output Power: 100W Frequency Range: 20Hz-20kHz Speaker Impedance: 2-8Ω Signal-to-Noise Ratio: ≥98dB Distortion: ≤0.5% THD Protection Mechanism: Overvoltage, Undervoltage, Overheat, DC Dete