ARRAROWN ZK-HT21 Bluetooth amplifier board is a 2.1 channel stereo power amplifier designed for home speakers, with 160W per channel and 220W for subwoofer. Built with HiFi TDA7498E chips, it delivers high-definition sound with ultra-low distortion, suitable for audiophiles seeking layered, clear audio. The device supports Bluetooth 5.0, USB, and AUX inputs, allowing flexible connectivity over a 15m range. Its protective mechanisms include over-voltage, over-heat, and short-circuit protections, with a silent fan for heat dissipation. The module is compatible with 15-36V power supplies, making it suitable for various DIY projects and home audio setups. Delivered in a compact case, it ensures reliable performance and heat management, perfect for custom audio systems in India.
Users report that the amplifier maintains high sound clarity even at high power outputs, with independent subwoofer volume control and adjustable bass/treble for personalized sound. The built-in protections prevent damage during voltage fluctuations common in Indian mains, ensuring durability. Its compact size and multiple input modes make it versatile for different speaker configurations. The product arrives factory-sealed, with all duties paid, and reaches Indian customers in 13-15 days. Ideal for audiophiles and DIY enthusiasts seeking high-power, low-distortion amplification with modern connectivity.
In India, this amplifier is a cost-effective choice for upgrading home audio systems, replacing local low-power modules. It offers a reliable, high-quality sound experience with minimal noise and heat, supported by a long-life silent fan. Delivered via ExpressBox, it arrives quickly, with duties included, ensuring hassle-free setup and operation for Indian consumers.