The STX2000.5D is designed for car audio enthusiasts who need a powerful 5-channel amplifier that delivers versatility and precision. With a total max power of 2000 watts, this Class D amplifier delivers RMS power of 80W x 4 channels + 200W for a subwoofer @ 4 ohms, and 130W x 4 channels + 400W for a subwoofer @ 2 ohms, making it an excellent choice for powering a full range of speakers and subwoofers. Constructed using high-quality SMT components and a double-sided FR-4 PCB, the STX2000.5D ensures reliable performance and durability. It also features adjustable low-pass and high-pass filters for complete sound customization, with filter ranges from 40Hz to 180Hz and 50Hz to 1.2kHz. Bass lovers will appreciate the adjustable bass boost control, allowing up to 12dB of boost for deeper, more powerful bass. For demanding setups, the STX2000.5D is fully bridgeable, providing even more power for subwoofers or other high-power speaker configurations. Safety is ensured with overload, short circuit, and thermal protection systems. The amplifier is also incredibly efficient, with over 80% efficiency and thermal protection rated at 80°C (176°F), keeping it cool under pressure. With compact dimensions of 8.6 x 4.8 x 2 inches, it fits neatly into most car audio setups, delivering powerful, efficient sound without taking up much space.