Denon DRS-640 Precision Audio Component Stereo Cassette Tape Deck Dolby HX Pro

74 dB (Dolby C). Dolby: HX-Pro / B / C. Distortion factor (band type IV) Synchronization fluctuations: ± 0.06 % (WRMS), 0.10 (DIN, rated; cf. Stereo 7/1994, p.19). Band types: Type I / II / IV. Audio heads: 2.

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