The Pioneer SX-3800 is a vintage integrated stereo receiver released in the late 1970s. It features a power output of 80 watts per channel at 8 ohms and incorporates a tuner, preamplifier, and power amplifier into one unit. The SX-3800 supports AM/FM radio reception and includes multiple inputs for connecting various audio sources. It is also equipped with a tone control section, allowing for adjustments in bass and treble to tailor the sound to the user's preference. The receiver has a classic design with analog dials and wood veneer panels, reflecting the aesthetic of audio equipment from that era.