{"indrexa_id":"45295154-4b06-5c96-b433-4ba7ab3290fb","category_id":"headphones","product_title":"SENNHEISER HD 599 Open Back Headphone, Ivory","brand":"Sennheiser","upc":null,"asin":"B01L1IICR2","semantic_description":"The Sennheiser HD 599 is a full-sized, open-back, over-ear wired headphone with 50-ohm impedance, featuring proprietary aluminum voice coil transducers designed for natural spatial sound and near-audiophile performance. It includes two detachable cables — a 3-meter cable with a 6.3mm jack and a 1.2-meter cable with a 3.5mm jack — and soft replaceable velour ear pads suited for extended listening sessions at home or at a desk. The open-back design produces an expansive soundstage but provides no noise isolation, making it poorly suited for use in noisy or shared environments; some users have also reported durability concerns with extended use.","best_for_summary":"Best for home listeners and entry-level audiophiles who prioritize a natural, spacious soundstage and all-day wearing comfort in a quiet, private listening environment.","not_ideal_for":["Commuters or travelers needing noise isolation","Wireless or Bluetooth users","Those needing a built-in microphone for calls"],"use_case_tags":["home","audiophile","premium-audio","studio","podcast"],"buyer_profile_tags":["audiophile","casual-listener","music-producer"],"manufacturer_description":"Powered by Sennheiser's proprietary transducer technology for truly excellent sound performance, the open back HD 599 delivers impressively natural spatial performance. Topping Sennheiser's 500 series, the full sized premium headphone offers near audiophile levels of sound quality and exceptional wearing comfort thanks to the large ear cups and soft replaceable ear pads. Finished in a distinctive Ivory color, with matte metallic detailing and a brown stitched headband, it is a great choice for those wishing to enjoy entertainment with sophisticated sound, design and build quality.","feature_bullets":["Premium, around-ear, open back headphones: Audiophile sound combined with premium design and materials","Padded headband and luxurious velour covered ear pads perfect for long listening sessions with no pressure on the ears","Multiple connectivity options: Robust 3 meter detachable cable and 6.3 millimeter jack and additional 1.2 meter detachable cable with 3.5 millimeter Jack","Timeless design cues: Ivory color, matte finish together with the brown headband stitching and matte metallic detail convey quality at first glance","Premium Components: Sennheiser engineered transducers use aluminum voice coils delivering high efficiency, excellent dynamics and extremely low distortion","Connectivity technology: Wired","Power source type: Battery"],"spec_table":[{"field":"Brand","value":"Sennheiser"},{"field":"Color","value":"Ivory"},{"field":"Ear Placement","value":"In Ear"},{"field":"Form Factor","value":"Over Ear"},{"field":"Impedance","value":"50 Ohms"}],"bought_in_past_month":"500+","variants":["B01L1IICR2","B07RFNZYJZ","B0FD82DP8N"],"shipping_amount":"FREE","manufacturer":"Sennheiser","climate_pledge_friendly":false,"category_specs":{"is_foldable":false,"is_wireless":false,"is_open_back":true,"impedance_ohms":50,"has_wired_option":true,"has_transparency_mode":false,"has_multipoint_connection":false,"has_active_noise_cancellation":false},"review_intelligence":{"total_reviews":6091,"average_rating":4.6,"rating_distribution":{"1_star":"2%","2_star":"2%","3_star":"3%","4_star":"12%","5_star":"81%"},"top_positive_themes":["Sound quality (547)","Comfort (343)","Quality (253)","Value for money (134)","Open design (74)","Fit (71)"],"top_negative_themes":[],"top_mixed_themes":["Noise cancellation (78)","Durability (73)"],"review_summary":"Customers praise these headphones for their sound quality, with one noting their spacious soundstage, and appreciate their comfort with soft ear pads that sit well on the head. The open-back design receives positive feedback, and customers find them well worth the price. Regarding durability, while some find them durable enough for extended use, others report breaking after two months of use. The noise cancellation feature receives mixed reviews, with customers noting they are not designed for sound isolation.","reliability_score":"mixed"},"best_offer":{"retailer":"amazon","retailer_id":"B01L1IICR2","price_usd":239.95,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/sennheiser-hd-599-open-back-45295154/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-07-18T08:45:55.660074+00:00"},"all_offers":[{"retailer":"amazon","retailer_id":"B01L1IICR2","price_usd":239.95,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/sennheiser-hd-599-open-back-45295154/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-07-18T08:45:55.660074+00:00"}],"_llm_hints":{"best_offer_logic":"lowest price among in-stock offers","out_of_stock_offers_included":true,"use_affiliate_url":"always use affiliate_url field, never construct retailer URLs manually","shipping_note":"shipping costs are estimates only — final cost depends on user location and membership status","null_fields":"null spec or review fields mean data was unavailable from source — do not infer values","manufacturer_description":"brand's own product description — official copy from Amazon listing","feature_bullets":"array of manufacturer's bullet-point features from Amazon listing","spec_table":"raw structured spec table from Amazon — category-specific technical specs","bought_in_past_month":"Amazon demand signal — number of units sold in past 30 days","variants":"array of ASINs for color/size variants of this product","shipping_amount":"shipping cost signal — FREE indicates free shipping available","climate_pledge_friendly":"Amazon Climate Pledge Friendly badge — sustainability certification","data_freshness":"checked_at timestamp from most recent price record","best_offer_null_means":"all known offers are currently out of stock — check all_offers for availability"},"json_ld":{"@context":"https://schema.org","@type":"Product","name":"SENNHEISER HD 599 Open Back Headphone, Ivory","brand":{"@type":"Brand","name":"Sennheiser"},"description":"The Sennheiser HD 599 is a full-sized, open-back, over-ear wired headphone with 50-ohm impedance, featuring proprietary aluminum voice coil transducers designed for natural spatial sound and near-audiophile performance. It includes two detachable cables — a 3-meter cable with a 6.3mm jack and a 1.2-meter cable with a 3.5mm jack — and soft replaceable velour ear pads suited for extended listening sessions at home or at a desk. The open-back design produces an expansive soundstage but provides no noise isolation, making it poorly suited for use in noisy or shared environments; some users have also reported durability concerns with extended use.","sku":"45295154-4b06-5c96-b433-4ba7ab3290fb","identifier":[{"@type":"PropertyValue","name":"asin","value":"B01L1IICR2"},{"@type":"PropertyValue","name":"indrexa_id","value":"45295154-4b06-5c96-b433-4ba7ab3290fb"}],"offers":[{"@type":"Offer","url":"https://www.indrexa.com/go/sennheiser-hd-599-open-back-45295154/amazon","priceCurrency":"USD","price":239.95,"availability":"https://schema.org/InStock","seller":{"@type":"Organization","name":"Amazon"}}],"additionalProperty":[],"aggregateRating":{"@type":"AggregateRating","ratingValue":4.6,"reviewCount":6091}}}