The Revox BR 320 is a 2-way loudspeaker system produced between 1979 and 1981. It is designed with a bass reflex configuration and features two speaker drivers, including a 200 mm cone for bass and a 25 mm dome tweeter for high frequencies. The loudspeaker measures 265 mm in width, 475 mm in height, and 275 mm in depth, making it compact despite its robust construction. Weighing 9 kg, the BR 320 was available in beige and anthracite colors. The system handles nominal power of 50 watts and music power of up to 70 watts, with a recommended amplifier power range of 20 to 50 watts per channel. Its efficiency is rated at 89 dB/W/m, and it reproduces a frequency response from 36 Hz to 22 kHz, with a crossover point at 2,800 Hz. The impedance of the loudspeaker is 4 ohms, and it incorporates an overload protection feature for the tweeter system via a safety fuse, enhancing its durability and performance.