my First Sony TCM-4300 (1994) with build-in speaker and microphone. Children can sing-a-long with one's favorite song. #cassettewalkman #sonywalkman #sony #vintagewalkman #retrowalkman #cassetteplayer #walkman #cassette #cassettetape ,My First Sony cassette-corder, model TCM-4040 (1988) - Sony Corporation | Objects | M+,My first Sony series - ZERO ONE DESIGN,My First Sony and my love for cassettes. - You Found a Secret Area!