The Rotel RX-400 neu is an integrated receiver launched between 1981 and 1982, made in Taiwan. It features a sleek silver finish and is designed to deliver quality audio performance. With a power consumption of 85W, its dimensions are 430 mm in width, 120 mm in height, and 340 mm in depth, weighing 5.4 kg. The RX-400 neu supports various connections with input sensitivities of 2.5mV for phono MM and 300µV for microphone, while its outputs include a headphone output with a range of 4 - 16 Ohm and a pair of speaker outputs with the same impedance range. The FM radio section covers frequencies from 88 to 108 MHz, with a signal-to-noise ratio of 72dB for mono and 65dB for stereo. The total harmonic distortion (THD) is recorded at a minimal 0.15% for both 100Hz and 1kHz in mono and stereo, and the frequency response spans from 30Hz to 14kHz. AM radio capabilities include a frequency range of 535 - 1605 kHz, with a sensitivity of 250µV/m. The built-in ferrite antenna enhances radio performance, and the RX-400 neu also incorporates a sound control feature for bass and treble adjustments. With several companion components in the series, including cartridges and tape decks, this model serves as a versatile audio solution for various home audio setups.