Christmas present. SONY WM-EX633. In absolute mint condition and sounds fantastic. I doubt it was ever used. Glad to finally have a Walkman with Dolby!! : r/cassetteculture
SONY WM EX633 - YouTube
Sony WM-EX633 Walkman Cassette Player, Excellent Rare Blue ! Tested & Working ! | Reverb Australia
Cassette Walkman SONY WM EX633 Large Window Operation Confirmed Very Good | eBay
カセットウォークマン SONY WM-EX633 青「整備済み、完動超美品」 工房直送価格! lagoa.pb.gov.br
Sony WM-EX633 Walkman Cassette Player, Rare Blue ! Excellent to NM Shape ! Tested & Working ! | Reverb Canada