{"indrexa_id":"a8691f28-cee2-58f3-9397-6def358aecbf","category_id":"headphones","product_title":"Sennheiser HD 599 SE Around Ear Open Back Headphone (Renewed)","brand":"Sennheiser","upc":"615104339323","asin":"B07RFNZYJZ","semantic_description":"The Sennheiser HD 599 SE is a wired, open-back over-ear headphone with 50-ohm impedance, designed for high-fidelity listening with a wide, natural soundstage. It includes two detachable cables — a 3-meter 6.3mm and a 1.2-meter 3.5mm — making it compatible with a wide range of audio devices, and features lightweight construction with velour ear pads suited for extended listening sessions. It performs well for home listening, studio mixing, and gaming where precise imaging matters, though its open-back design offers no passive noise isolation, making it unsuitable for noisy environments.","best_for_summary":"Best for home audiophiles, music producers, and gamers who prioritize a wide soundstage, accurate imaging, and long-session comfort over portability or noise isolation.","not_ideal_for":["Commuters or travelers in noisy environments needing passive isolation","Users requiring wireless or Bluetooth connectivity","Those seeking durable long-term build quality, as durability reports are mixed"],"use_case_tags":["audiophile","home","studio","gaming","office"],"buyer_profile_tags":["audiophile","music-producer","gamer"],"manufacturer_description":"These Sennheiser wired headphones give audiophile listeners the high-fidelity audio playback they expect, letting any sound connoisseur explore subtle details on the move. For travelers, remote workers, and hybrid workers seeking compact travel headphones that remain comfortable during long sessions, the open ear headphones design keeps ears cool while preserving a wide soundstage prized by music enthusiasts and music lovers. As gaming headphones and mixing headphones alike, the model provides the precise imaging that gamers rely on, ensuring instruments and in-game cues stay clear and accurate.","feature_bullets":["Audiophile-Grade Open-Back Sound: Enjoy natural, balanced audio with a spacious soundstage for an immersive listening experience with Sennheiser open back headphones","Exceptional Clarity & Detail: These Sennheiser wired headphones capture every note with precise highs, rich mids, and controlled bass, perfect for classical, acoustic, and high-fidelity listening and audiophiles","Luxurious Comfort: Lightweight design of Sennheiser headphones wired with plush velour-covered ear pads ensures all-day listening without fatigue","Versatile Device Compatibility: Works seamlessly with phones, tablets, computers, and most audio devices and as gaming headsets","Detachable Cable Convenience: This over ear headphones wired style includes a 3-meter 6.3mm cable and 1.2-meter 3.5mm cable for flexible connectivity"],"spec_table":[{"field":"Brand","value":"Sennheiser"},{"field":"Color","value":"Black"},{"field":"Ear Placement","value":"Over Ear"},{"field":"Form Factor","value":"Over Ear"},{"field":"Impedance","value":"50 Ohms"}],"bought_in_past_month":"3K+","variants":["B07RFNZYJZ","B01L1IICR2","B0FD82DP8N"],"shipping_amount":null,"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":4113,"average_rating":4.6,"rating_distribution":{"1_star":"2%","2_star":"2%","3_star":"4%","4_star":"13%","5_star":"79%"},"top_positive_themes":["Sound quality (430)","Comfort (248)","Quality (189)","Value for money (122)","Fit (68)","Lightweight (44)"],"top_negative_themes":[],"top_mixed_themes":["Noise cancellation (57)","Durability (46)"],"review_summary":"Customers praise these headphones for their wide soundstage, comfortable open-back design, and perfect fit for big ears. Customers find them well-made for the price and appreciate their lightweight design. The noise cancellation receives mixed reviews, with some finding it awesome while others report poor performance. Durability is also mixed, with some customers saying they last a long time while others report them breaking.","reliability_score":"mixed"},"best_offer":{"retailer":"amazon","retailer_id":"B07RFNZYJZ","price_usd":157.1,"original_price_usd":239.95,"affiliate_url":"https://www.indrexa.com/go/sennheiser-hd-599-se-open-back-a8691f28/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":"B07RFNZYJZ","price_usd":157.1,"original_price_usd":239.95,"affiliate_url":"https://www.indrexa.com/go/sennheiser-hd-599-se-open-back-a8691f28/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 SE Around Ear Open Back Headphone (Renewed)","brand":{"@type":"Brand","name":"Sennheiser"},"description":"The Sennheiser HD 599 SE is a wired, open-back over-ear headphone with 50-ohm impedance, designed for high-fidelity listening with a wide, natural soundstage. It includes two detachable cables — a 3-meter 6.3mm and a 1.2-meter 3.5mm — making it compatible with a wide range of audio devices, and features lightweight construction with velour ear pads suited for extended listening sessions. It performs well for home listening, studio mixing, and gaming where precise imaging matters, though its open-back design offers no passive noise isolation, making it unsuitable for noisy environments.","sku":"a8691f28-cee2-58f3-9397-6def358aecbf","identifier":[{"@type":"PropertyValue","name":"asin","value":"B07RFNZYJZ"},{"@type":"PropertyValue","name":"indrexa_id","value":"a8691f28-cee2-58f3-9397-6def358aecbf"}],"offers":[{"@type":"Offer","url":"https://www.indrexa.com/go/sennheiser-hd-599-se-open-back-a8691f28/amazon","priceCurrency":"USD","price":157.1,"availability":"https://schema.org/InStock","seller":{"@type":"Organization","name":"Amazon"}}],"additionalProperty":[],"gtin":"615104339323","aggregateRating":{"@type":"AggregateRating","ratingValue":4.6,"reviewCount":4113}}}