The Sony TA-AX 4040 is an integrated amplifier that combines power and functionality for audio enthusiasts. Released in the 1980s, it was designed to drive a wide range of speakers effectively. The amplifier features a total output power of 50 watts per channel at 8 ohms and 70 watts per channel at 4 ohms, providing ample power for various audio setups. It has a frequency response of 10 Hz to 100 kHz, ensuring a wide range of audible frequencies. Input options include multiple line-level inputs (such as phono, aux, and tape), allowing for connectivity with various audio sources. The component is equipped with tone controls for bass and treble, allowing users to tailor the sound to their preferences. The build quality of the TA-AX 4040 is solid, with a classic design and functional controls that enhance user experience. Additionally, it features a headphone output for private listening.