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gptkbp:instance_of
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gptkb:streaming_service
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gptkbp:accessories
|
carrying case
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gptkbp:advertising
|
Walkman promotion
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|
gptkbp:audio_jack
|
3.5 mm
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gptkbp:battery_life
|
up to 20 hours
AA batteries
|
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gptkbp:cancellation_reason
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gptkb:Dolby_B
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gptkbp:collects
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high among vintage electronics
|
|
gptkbp:color
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gptkb:black
black, silver
|
|
gptkbp:community
|
enthusiasts and collectors
|
|
gptkbp:controls
|
mechanical buttons
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gptkbp:cultural_impact
|
icon of the 1980s
|
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gptkbp:design
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gptkb:CEO
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gptkbp:dimensions
|
130 x 90 x 40 mm
|
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gptkbp:discontinued
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gptkb:battle
|
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gptkbp:features
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built-in speaker
auto-reverse
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gptkbp:game_features
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normal, rewind, fast forward
|
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gptkbp:game_length
|
up to 90 minutes
|
|
gptkbp:historical_significance
|
gptkb:first_auto-reverse_Walkman
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Sony WM-90
|
|
gptkbp:influenced
|
future portable players
|
|
gptkbp:is_popular_in
|
personal music listening
|
|
gptkbp:legacy
|
pioneered portable music
|
|
gptkbp:length
|
1.875 ips
|
|
gptkbp:manufacturer
|
gptkb:Sony_Corporation
|
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gptkbp:market
|
global
$150
|
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gptkbp:market_segment
|
consumer electronics
|
|
gptkbp:material
|
plastic casing
|
|
gptkbp:media
|
gptkb:streaming_service
|
|
gptkbp:notable_features
|
tape counter
|
|
gptkbp:notable_recordings
|
gptkb:standard
gptkb:battle
Type I and Type II cassettes
|
|
gptkbp:origin
|
gptkb:Japan
|
|
gptkbp:power_output
|
100 m W
|
|
gptkbp:products
|
gptkb:Sony_Walkman
|
|
gptkbp:release_year
|
gptkb:1982
|
|
gptkbp:sound
|
analog
high fidelity
stereo
line out
|
|
gptkbp:style
|
retro
|
|
gptkbp:successor
|
gptkb:Sony_WM-101
|
|
gptkbp:target_audience
|
music enthusiasts
|
|
gptkbp:user_interface
|
simple
|
|
gptkbp:user_manual
|
available online
|
|
gptkbp:user_reviews
|
generally positive
|
|
gptkbp:warranty
|
1 year
|
|
gptkbp:water_resistance
|
32 ohms
|
|
gptkbp:weight
|
300 grams
|
|
gptkbp:bfsParent
|
gptkb:Sony_TPS-L2
|
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gptkbp:bfsLayer
|
5
|