{"indrexa_id":"06bb95b1-6378-57cc-87c7-fceef0821595","category_id":"wireless_earbuds","product_title":"Sleep Earbuds for Side Sleepers","brand":"Costnzo","upc":null,"asin":"B0GXPSLBKY","semantic_description":"The Costnzo Sleep Earbuds are ultra-slim, flush-fitting in-ear wireless earbuds designed primarily for side sleepers, featuring multi-level passive and active noise reduction up to -80dB combined with built-in white noise playback (stream and birdsong profiles) to aid sleep onset. They use 8mm dynamic drivers, Bluetooth 5.4, touch controls, and a noise-canceling microphone, making them functional for calls and daily commuting as well. Battery life and waterproofing specs are not disclosed, which may be a consideration for buyers who need those details.","best_for_summary":"Best for light sleepers and side sleepers who need comfortable, low-profile earbuds with strong noise isolation and built-in white noise to block snoring or urban disturbances throughout the night.","not_ideal_for":["audiophiles seeking high-fidelity or lossless audio performance","swimmers or sweat-heavy workouts due to unspecified waterproofing","users who need verified long battery life or wireless charging"],"use_case_tags":["noise-cancelling","commuting","office","calls","travel"],"buyer_profile_tags":["commuter","remote-worker","casual-listener"],"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 onsetDual Noise Reduction Technology -80dB: Physical sound insulation provides passive defense and noise isolation, adopting ergonomic in ear design and high-density inert sound insulation materials, closely fitting the ear canal. From a physical perspective, it can effectively block high-frequency noise. White noise masking offers active intervention and soothing emotions, with 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 soundZero-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 discomfortEffortless Touch Controls and 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 environmentsUniversal Compatibility and Super-Stable Bluetooth 5.4: Works 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 for calls, videos, and gamingMulti-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 provides passive defense and noise isolation, adopting ergonomic in ear design and high-density inert sound insulation materials, closely fitting the ear canal. From a physical perspective, it can effectively block high-frequency noise. White noise masking offers active intervention and soothing emotions, with 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 and 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 and Super-Stable Bluetooth 5.4: Works 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 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":"Headphones Jack","value":"No Jack"},{"field":"Earpiece Shape","value":"in_ear"},{"field":"Noise Control Features","value":"Adjustable Levels"}],"bought_in_past_month":null,"variants":null,"shipping_amount":null,"manufacturer":null,"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":null,"all_offers":[{"retailer":"amazon","retailer_id":"B0GXPSLBKY","price_usd":null,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/costnzo-sleep-earbuds-06bb95b1/amazon","in_stock":false,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-07-20T09:54:46.250013+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","brand":{"@type":"Brand","name":"Costnzo"},"description":"The Costnzo Sleep Earbuds are ultra-slim, flush-fitting in-ear wireless earbuds designed primarily for side sleepers, featuring multi-level passive and active noise reduction up to -80dB combined with built-in white noise playback (stream and birdsong profiles) to aid sleep onset. They use 8mm dynamic drivers, Bluetooth 5.4, touch controls, and a noise-canceling microphone, making them functional for calls and daily commuting as well. Battery life and waterproofing specs are not disclosed, which may be a consideration for buyers who need those details.","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":null,"availability":"https://schema.org/OutOfStock","seller":{"@type":"Organization","name":"Amazon"}}],"additionalProperty":[],"aggregateRating":{"@type":"AggregateRating","ratingValue":4.5,"reviewCount":2}}}