Welcome to our store! 🔧 Upgrade your sound system with the ZK-HT21 — a powerful 2.1 channel Bluetooth 5.0 amplifier delivering up to 540W total output for deep bass and crisp highs. With wide voltage support (DC 15V–36V) and easy plug-and-play setup, it's perfect for DIY audio lovers and serious sound seekers. 🎶💥
