It is a classic head-mounted professional monitor headset. Since its launch in 1991, it has become a standard configuration in the recording studio and broadcasting industry with its durability, comfort and excellent sound quality performance. The fully enclosed design has good sound insulation effect and is suitable for use in noisy environments. Can provide clear and accurate sound. The head beam and earmuffs are designed to be comfortable, suitable for long-term wear, and support folding for easy carrying. Suitable for a variety of professional scenarios, including studio monitoring, radio monitoring, news gathering and DJ monitoring. Is a very high cost of professional monitoring headphones.

The old-fashioned stereo headphones sold by Pioneer Company in 1969 feature permanent magnet dynamic (PDyn) speakers with a net weight of 0.375 kg/0 lb 13.2 oz (0.826 lb).