The Jamo 504 is a compact 2-way bass reflex loudspeaker manufactured between 1984 and 1986 in Denmark. It features a walnut, rosewood, or stained black finish, appealing to various aesthetic preferences. The speaker's design includes a 235 mm woofer and a 25 mm dome tweeter, which deliver a frequency response ranging from 34 Hz to 20,000 Hz. With a nominal power handling of 50 watts and a peak power capability of 80 watts, the Jamo 504 is efficient with an impressive sensitivity rating of 92.4 dB (1W/1m). The crossover frequency is set at 1,800 Hz, ensuring proper distribution of sound between the woofer and tweeter. The speaker has an 8 Ohm impedance, allowing compatibility with a wide range of audio equipment. For optimal performance, it can be paired with a matching base, the F23, and it incorporates overload protection for the tweeter to enhance longevity and reliability.