The Onkyo TA-2520 is a stereo cassette deck released in 1988, featuring a sleek black finish and a front-loading design. The deck includes a left-oriented cassette compartment, and it is equipped with a mechanical tape loading system. It supports normal and chrome tape types, with capability for 4-track and 2-channel recording and playback. The device incorporates a 3-digit mechanical tape counter and digital peak-reading meters for monitoring levels. Its transport mechanism uses one motor for playback and recording. Key specifications include a speed of 1⅞ ips (4.76 cm/s) and a signal-to-noise ratio of 58 dB. The frequency response varies depending on the tape type; it ranges from 20-15,000 Hz for normal tapes and extends to 20-16,000 Hz for chrome tapes. The unit's dimensions are 435 x 116 x 264 mm and it weighs 3.7 kg.

The Onkyo TA-2520 is a stereo cassette deck released in 1988, featuring a sleek black finish and a front-loading design. The deck includes a left-oriented cassette compartment, and it is equipped with a mechanical tape loading system. It supports normal and chrome tape types, with capability for 4-track and 2-channel recording and playback. The device incorporates a 3-digit mechanical tape counter and digital peak-reading meters for monitoring levels. Its transport mechanism uses one motor for playback and recording. Key specifications include a speed of 1⅞ ips (4.76 cm/s) and a signal-to-noise ratio of 58 dB. The frequency response varies depending on the tape type; it ranges from 20-15,000 Hz for normal tapes and extends to 20-16,000 Hz for chrome tapes. The unit's dimensions are 435 x 116 x 264 mm and it weighs 3.7 kg.