{"indrexa_id":"06bb95b1-6378-57cc-87c7-fceef0821595","category_id":"wireless_earbuds","product_title":"Sleep Earbuds for Side Sleepers - Sleep Buds Noise Cancelling Side Sleeper, Built in Sleep Mode with 2 Natural Sounds White Noise, Sleep Aid Headphones (Skin)","brand":"Costnzo","upc":null,"asin":"B0GXPSLBKY","semantic_description":"The Costnzo Sleep Earbuds are mid-range ($54.99) in-ear earbuds specifically engineered for side sleepers, featuring an ultra-slim flush-fit design and a multi-level noise reduction system ranging from -10dB to -80dB. They include built-in white noise modes (Gentle Stream Waterfall and Forest Birdsong), Bluetooth 5.4, 8mm dynamic drivers, touch controls, and a noise-canceling microphone for calls. A notable limitation is the lack of any stated battery life or waterproofing specifications, and the primary design priority is sleep comfort rather than audiophile sound quality.","best_for_summary":"Best for side sleepers or light sleepers who need passive and active noise reduction, built-in white noise sounds, and an ultra-slim comfortable fit to wear all night without ear pain.","not_ideal_for":["audiophiles seeking high-fidelity sound quality","gym or workout users needing sweat resistance","users who need long verified battery life for travel or commuting"],"use_case_tags":["noise-cancelling","office","commuting","calls","gift"],"buyer_profile_tags":["casual-listener","remote-worker","commuter"],"manufacturer_description":"Scientific Sleep Aid Dual Sound Effects : Features professionally recorded white noise, including Gentle Stream Waterfall (consistent masking urban noise) and Forest Birdsong (morning nature sounds to regulate circadian rhythm). Helps induce relaxation and faster sleep onset.Dual Noise Reduction Technology -80dB : Physical sound insulation: Passive defense, noise isolation, adopting ergonomic in ear design and high-density inert sound insulation materials, such as customized \"earplugs\", closely fitting the ear canal. From a physical perspective, it can effectively block high-frequency noise. White noise masking: Active intervention, soothing emotions, built-in carefully adjusted white noise masking algorithm. The headphones will emit white noise such as flowing water and forest bird songs. Using the principle of sound masking, neutralize irregular noise in the environment and immediately transform annoying noise into soothing background sound.Zero-Pressure Comfort for Side Sleepers: Ultra-slim ergonomic design fits flush against the ear. Experience no ear pain whether sleeping on your back or side—wear them all night without discomfort.Effortless Touch Controls & Premium Sound : Answer calls, change tracks, or activate your voice assistant with just a tap. Featuring 8mm dynamic drivers and high-quality audio chips, these earbuds deliver crisp, immersive 3D stereo sound. Plus, The upgraded Call noise-canceling microphone ensures crystal-clear calls, even in noisy environments.Universal Compatibility & Super-Stable Bluetooth 5.4 : Works perfectly with iPhones, Androids, PS4, Xbox, Windows, and any Bluetooth-enabled device. Equipped with the latest Bluetooth 5.4 chip and anti-interference tech for a rock-solid connection, lower power consumption, and lag-free performance — perfect for calls, videos, and gaming.Multi-Level Noise Reduction: -10dB light noise reduction for daily driving, cycling and commuting; gently insert earbuds to stay aware of surroundings while blocking unwanted noise. -30dB deep noise cancellation: adjust earbud angle and press the cap into ear canal for enhanced isolation, muffling office chatter, traffic hum and mid-range ambient noise for focused work or music. Up to -80dB ultra-quiet sleep mode: activate it to get -60dB~-80dB deep noise reduction, customize white noise volume based on environment to block snoring, street noise and disturbances for uninterrupted rest.","feature_bullets":["Scientific Sleep Aid Dual Sound Effects : Features professionally recorded white noise, including Gentle Stream Waterfall (consistent masking urban noise) and Forest Birdsong (morning nature sounds to regulate circadian rhythm). Helps induce relaxation and faster sleep onset.","Dual Noise Reduction Technology -80dB : Physical sound insulation: Passive defense, noise isolation, adopting ergonomic in ear design and high-density inert sound insulation materials, such as customized \"earplugs\", closely fitting the ear canal. From a physical perspective, it can effectively block high-frequency noise. White noise masking: Active intervention, soothing emotions, built-in carefully adjusted white noise masking algorithm. The headphones will emit white noise such as flowing water and forest bird songs. Using the principle of sound masking, neutralize irregular noise in the environment and immediately transform annoying noise into soothing background sound.","Zero-Pressure Comfort for Side Sleepers: Ultra-slim ergonomic design fits flush against the ear. Experience no ear pain whether sleeping on your back or side—wear them all night without discomfort.","Effortless Touch Controls & Premium Sound : Answer calls, change tracks, or activate your voice assistant with just a tap. Featuring 8mm dynamic drivers and high-quality audio chips, these earbuds deliver crisp, immersive 3D stereo sound. Plus, The upgraded Call noise-canceling microphone ensures crystal-clear calls, even in noisy environments.","Universal Compatibility & Super-Stable Bluetooth 5.4 : Works perfectly with iPhones, Androids, PS4, Xbox, Windows, and any Bluetooth-enabled device. Equipped with the latest Bluetooth 5.4 chip and anti-interference tech for a rock-solid connection, lower power consumption, and lag-free performance — perfect for calls, videos, and gaming.","Multi-Level Noise Reduction: -10dB light noise reduction for daily driving, cycling and commuting; gently insert earbuds to stay aware of surroundings while blocking unwanted noise. -30dB deep noise cancellation: adjust earbud angle and press the cap into ear canal for enhanced isolation, muffling office chatter, traffic hum and mid-range ambient noise for focused work or music. Up to -80dB ultra-quiet sleep mode: activate it to get -60dB~-80dB deep noise reduction, customize white noise volume based on environment to block snoring, street noise and disturbances for uninterrupted rest."],"spec_table":[{"field":"Brand","value":"Costnzo"},{"field":"Color","value":"Skin"},{"field":"Ear Placement","value":"In Ear"},{"field":"Form Factor","value":"In Ear"},{"field":"Impedance","value":"16 Ohms"}],"bought_in_past_month":null,"variants":["B0GXPSLBKY","B0GXFRLFR4","B0GXPNM38K"],"shipping_amount":"FREE","manufacturer":"Costnzo","climate_pledge_friendly":false,"category_specs":{"is_multipoint":false,"is_stem_design":false,"has_touch_controls":true,"has_transparency_mode":false,"has_wireless_charging":false,"has_ear_tips_multiple_sizes":false,"has_active_noise_cancellation":true},"review_intelligence":{"total_reviews":2,"average_rating":4.5,"rating_distribution":{"1_star":"0%","2_star":"0%","3_star":"0%","4_star":"51%","5_star":"49%"},"top_positive_themes":[],"top_negative_themes":[],"top_mixed_themes":[],"review_summary":null,"reliability_score":"high"},"best_offer":{"retailer":"amazon","retailer_id":"B0GXPSLBKY","price_usd":52.99,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/costnzo-sleep-earbuds-06bb95b1/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-06-03T20:04:52.021051+00:00"},"all_offers":[{"retailer":"amazon","retailer_id":"B0GXPSLBKY","price_usd":52.99,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/costnzo-sleep-earbuds-06bb95b1/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-06-03T20:04:52.021051+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":"Sleep Earbuds for Side Sleepers - Sleep Buds Noise Cancelling Side Sleeper, Built in Sleep Mode with 2 Natural Sounds White Noise, Sleep Aid Headphones (Skin)","brand":{"@type":"Brand","name":"Costnzo"},"description":"The Costnzo Sleep Earbuds are mid-range ($54.99) in-ear earbuds specifically engineered for side sleepers, featuring an ultra-slim flush-fit design and a multi-level noise reduction system ranging from -10dB to -80dB. They include built-in white noise modes (Gentle Stream Waterfall and Forest Birdsong), Bluetooth 5.4, 8mm dynamic drivers, touch controls, and a noise-canceling microphone for calls. A notable limitation is the lack of any stated battery life or waterproofing specifications, and the primary design priority is sleep comfort rather than audiophile sound quality.","sku":"06bb95b1-6378-57cc-87c7-fceef0821595","identifier":[{"@type":"PropertyValue","name":"asin","value":"B0GXPSLBKY"},{"@type":"PropertyValue","name":"indrexa_id","value":"06bb95b1-6378-57cc-87c7-fceef0821595"}],"offers":[{"@type":"Offer","url":"https://www.indrexa.com/go/costnzo-sleep-earbuds-06bb95b1/amazon","priceCurrency":"USD","price":52.99,"availability":"https://schema.org/InStock","seller":{"@type":"Organization","name":"Amazon"}}],"additionalProperty":[],"aggregateRating":{"@type":"AggregateRating","ratingValue":4.5,"reviewCount":2}}}