The Heco Krypton 400 is a compact, floor-standing speaker that utilizes a 2-way bass reflex design. It features two woofers and one tweeter made of a dome type. With nominal power handling of 150 watts and a maximum of 250 watts, the speaker has an efficiency of 91 dB and a frequency response range of 22 Hz to 40,000 Hz. The crossover frequency is at 2,700 Hz, allowing for a smooth transition between the woofer and tweeter. The design maintains a charming balance with its silver, black, and beech color options, measuring 980 x 185 x 300 mm (height x width x depth) and weighs around 22 kg. The Krypton 400 also supports bi-wiring and bi-amping, providing flexible connectivity options. Its acoustic design incorporates a rear-firing port, enhancing the bass response without distortion. This model was part of a series that included other models like Krypton 100, Krypton 200, and various subwoofers and centers. Released until 2006, the speaker was priced approximately at €560 when new, indicating a premium positioning in the market.
