The Sony TC-WR 87 ES is a cassette deck that offers both high-quality sound reproduction and an array of features designed for audio enthusiasts. It supports both Type I and Type II cassette formats and features a dual capstan mechanism that contributes to improved tape stability and sound fidelity. The TC-WR 87 ES incorporates Dolby B and C noise reduction systems, which help to minimize tape hiss and enhance audio clarity during playback and recording. It also has a bias control feature to optimize recording settings depending on the type of tape being used. The device is equipped with a large backlit display that provides users with essential information, including tape direction and elapsed time, making it user-friendly. Inputs and outputs include RCA connectors, which allow for integration with various audio systems. It has manual and auto-reverse playback capabilities and comes with various transport controls for ease of use. The overall design of the unit emphasizes durability and performance, suitable for users seeking reliable tape playback and recording functionalities.