Sony designs and manufactures high-quality consumer audio products, including the renowned Walkman Series DAPs, Wireless Headphones and Earbuds, and IEMs for portable audio applications. Moon Audio is an authorized Sony retailer.
The Evolution of the Sony Walkman — Traces the Walkman's history from the original 1979 TPS-L2 cassette player through the Discman, DAT, MiniDisc, and MP3 eras, up to today's four hi-res streaming Walkman DAPs: the entry-level NW-A306 ($349.99), mid-tier NW-ZX707 ($899.99), and flagship NW-WM1AM2/NW-WM1ZM2 ($1,399.99/$3,699.99, the latter with a gold-plated OFC chassis). Covers Sony's signature "V-shaped" warm-bold sound, key tech (S-Master HX amp, DSEE upscaling), and full spec comparisons across the lineup, plus headphone pairing suggestions for each model.
https://www.moon-audio.com/blogs/expert-advice/the-evolution-of-the-sony-walkman