Classify the product in the following description as either Vintage or Modern technology. 

Product description:
Walkman, stylised as WALKMAN (ウォークマン), is a brand of portable audio players manufactured and marketed by Japanese technology company Sony since 1979. The original Walkman was a portable cassette player[3][4] and its popularity made "walkman" an unofficial term for personal stereos of any producer or brand.[5] By 2010, when production stopped, Sony had built about 200 million cassette-based Walkmans.[6]
system
Classify the product in the following description as either Vintage or Modern technology. 

Product description:
Walkman, stylised as WALKMAN (ウォークマン), is a brand of portable audio players manufactured and marketed by Japanese technology company Sony since 1979. The original Walkman was a portable cassette player[3][4] and its popularity made "walkman" an unofficial term for personal stereos of any producer or brand.[5] By 2010, when production stopped, Sony had built about 200 million cassette-based Walkmans.[6]
user
Vintage technology
assistant
<|system|>
</s>
<|user|>
Classify the product in the following description as either Vintage or Modern technology. 

Product description:
Walkman, stylised as WALKMAN (ウォークマン), is a brand of portable audio players manufactured and marketed by Japanese technology company Sony since 1979. The original Walkman was a portable cassette player[3][4] and its popularity made "walkman" an unofficial term for personal stereos of any producer or brand.[5] By 2010, when production stopped, Sony had built about 200 million cassette-based Walkmans.[6]</s>
<|assistant|>
Vintage technology</s>
