The DIATONE DS-201 is a 3-way, acoustic air suspension bookshelf speaker system that was released in 1978. It is a well-respected speaker that is known for its excellent sound quality, build quality, and value for money.\r\rThe DS-201 features a 20cm woofer, a 5cm tweeter, and a 1.6cm super tweeter. The woofer uses a strong magnet and an FN ring to reduce distortion. The tweeter has an orifice structure back chamber to improve transient response. The super tweeter can be switched on or off to provide two different listening experiences.\r\rThe DS-201 has a symmetrical unit layout on the front baffle to improve sound image localization. The enclosure uses a distributed resonance type design with a strong joint structure and special reinforcing materials to prevent box ringing.\r\rThe DS-201 is available in two finishes: wood grain and dark brown. It is a well-made and versatile speaker that is suitable for a variety of listening environments.\r\rHere are some of the key features of the DIATONE DS-201:\r\r3-way, acoustic air suspension design\r20cm woofer\r5cm tweeter\r1.6cm super tweeter\rFN ring in woofer for reduced distortion\rOrifice structure back chamber in tweeter for improved transient response\rSwitchable super tweeter for two listening experiences\rSymmetrical unit layout on front baffle for improved sound image localization\rDistributed resonance type enclosure with strong joint structure and special reinforcing materials to prevent box ringing\rAvailable in wood grain and dark brown finishes