The Sony TC-161 SD is a semi-professional cassette deck designed for audio recording and playback. It features a dual-motor, direct drive mechanism that ensures consistent speed and high-quality sound reproduction. The device supports both normal and chrome tape formulations, offering versatile recording options for different media types. One of its notable features is the integrated Dolby B noise reduction system, which helps in minimizing background noise and enhancing playback clarity. The TC-161 SD is fitted with a digital tape counter, allowing users to easily navigate and locate specific sections of their recordings. It also includes separate record and playback heads to optimize sound quality during both recording and playback. The deck is equipped with an RCA output and an input for connecting external devices, facilitating seamless integration into an audio setup. Its solid build and intuitive controls make it accessible for both professional users and audio enthusiasts alike.