The Sansui AU-G 77 X is an integrated amplifier manufactured in Japan from 1984 to 1986. This model features a robust black design and delivers a maximum power consumption of 100 W. It comes with remote control functionality for added convenience. The amplifier has dimensions of 430 mm in width, 75 mm in height, and 278 mm in depth, weighing approximately 5.2 kg. Originally priced around 498 DM, the AU-G 77 X supports various input connections, including Phono, Tuner, CD, Aux, and Tape Play. It provides output options for tape recreation, pre-out, and headphones, ensuring versatility in audio connectivity. The continuous power output per channel is rated at 2x 25 W at 8 Ohms, with dynamic power of 2x 57 W at 4 Ohms. Additionally, it offers a very low total harmonic distortion of 0.008% and an impressive signal-to-noise ratio of 100 dB for high-level inputs. The frequency response ranges for the phono input are 20 Hz - 20 kHz, with high-level inputs covering 0 to 180 kHz. The amplifier includes tone control features for bass and treble adjustment, and can enhance audio output with loudness and filter options. Additionally, it boasts special features such as a tone linear switch and a mono switch for added audio customization.