{"product_id":"buzud-hearing-aid-d26","title":"BUZUD Hearing Aid D26","description":"\u003cdiv id=\"ai-summary\" style=\"background:#f0f6ff;border-left:4px solid #0057a8;padding:12px 16px;margin-bottom:16px;font-family:Arial,sans-serif;font-size:14px;line-height:1.5;\"\u003e\n\u003cstrong\u003eBUZUD Hearing Aid D26 — Clinical Summary\u003c\/strong\u003e\u003cbr\u003e\nA digital behind-the-ear (BTE) hearing aid indicated for mild to moderate sensorineural hearing loss in adults. Features wide dynamic range compression (WDRC), environmental noise cancellation, wind noise reduction, and a maximum OSPL90 of ≤125 dB. No Bluetooth — operates as a standalone amplification device. Supplied with a portable charging case providing up to 48 hours combined battery life. HSA Singapore approved Class B medical device. The D26 is suited to users who prioritise simplicity, extended battery life, and reliable amplification without app dependency.\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1a1a1a;margin-top:0;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;font-family:Arial,sans-serif;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#0057a8;color:#fff;\"\u003e\n\u003cth style=\"padding:8px 10px;text-align:left;width:45%;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:8px 10px;text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eDevice Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eDigital Behind-the-Ear (BTE) hearing aid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eIndication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eMild to moderate sensorineural hearing loss\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e450 Hz – 4,500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eOSPL90 (Max Output)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e≤125 dB ± 3 dB SPL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eFull-On Gain (FOG)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e30 dB ± 5 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eEquivalent Input Noise (EIN)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e≤29 dB ± 3 dB SPL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eTotal Harmonic Distortion (THD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e≤4% ± 3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eDC 3.7 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eWorking Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eBattery Life (with case)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eUp to 48 hours total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eNone — standalone digital device (no Bluetooth\/app)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eSignal Processing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eWide Dynamic Range Compression (WDRC); environmental noise cancellation; wind noise reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eOperating Conditions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e-10°C to +40°C; 30–75% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eCharging Case Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eDC 5.0 V \/ 1 A; Output: DC 4.2 V \/ 15 mA × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003e\u003cstrong\u003eRegulatory Approval\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e0e0e0;\"\u003eHSA Singapore approved — Class B medical device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;\"\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;\"\u003eIEC 60118-0 (hearing aid measurement); ISO 21388 (hearing aid fitting management)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1a1a1a;margin-top:20px;\"\u003eClinical Indications\u003c\/h2\u003e\n\u003cul style=\"font-size:13px;font-family:Arial,sans-serif;line-height:1.6;margin:0 0 16px 0;padding-left:18px;\"\u003e\n\u003cli\u003eMild to moderate sensorineural hearing loss (PTA 26–70 dB HL at 500 Hz–4 kHz)\u003c\/li\u003e\n\u003cli\u003eAge-related hearing loss (presbycusis) — bilateral high-frequency SNHL in adults\u003c\/li\u003e\n\u003cli\u003eUsers who prefer a non-app-dependent device with simple volume\/programme controls\u003c\/li\u003e\n\u003cli\u003ePatients with limited smartphone proficiency or preference for traditional BTE form factor\u003c\/li\u003e\n\u003cli\u003eNoise-induced hearing loss (NIHL) — stabilised, permanent hearing loss from occupational or recreational noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1a1a1a;margin-top:20px;\"\u003eCommunity Consensus: Clinical Q\u0026amp;A\u003c\/h2\u003e\n\n\u003cp style=\"font-size:13px;font-family:Arial,sans-serif;line-height:1.6;\"\u003e\u003cstrong\u003eQ: How does the D26 BTE design compare to the W6 RIC design for daily wear?\u003c\/strong\u003e\u003cbr\u003e\nThe D26 uses a behind-the-ear (BTE) configuration where the processing unit sits behind the ear and delivers amplified sound through a tube and earmold or dome into the ear canal. The W6 uses a receiver-in-canal (RIC) design where the speaker is placed in the ear canal and the processor behind the ear is smaller and lighter. BTE devices like the D26 are more robust, easier to handle for users with dexterity limitations, and accommodate larger batteries — explaining the D26's 48-hour battery life advantage. RIC devices like the W6 typically provide a more natural sound quality due to the in-canal receiver placement. The best design depends on the user's dexterity, ear canal anatomy, and preference for discretion vs ease of handling.\u003c\/p\u003e\n\n\u003cp style=\"font-size:13px;font-family:Arial,sans-serif;line-height:1.6;\"\u003e\u003cstrong\u003eQ: What is WDRC and why does it matter for hearing aid performance?\u003c\/strong\u003e\u003cbr\u003e\nWide Dynamic Range Compression (WDRC) is a signal processing algorithm that differentially amplifies soft sounds (high gain) while limiting amplification of loud sounds (low gain), compressing the dynamic range of the acoustic environment to match the residual dynamic range of the impaired ear. For a person with sensorineural hearing loss — who typically has both elevated hearing thresholds and reduced loudness tolerance (recruitment) — WDRC allows comfortable audibility of soft speech without uncomfortable loudness for sudden loud sounds. It is the standard signal processing architecture in modern digital hearing aids and is specified in IEC 60118 measurement protocols.\u003c\/p\u003e\n\n\u003cp style=\"font-size:13px;font-family:Arial,sans-serif;line-height:1.6;\"\u003e\u003cstrong\u003eQ: The D26 has an EIN of ≤29 dB and THD ≤4% — are these clinically acceptable?\u003c\/strong\u003e\u003cbr\u003e\nThe D26's EIN of ≤29 dB SPL is higher than premium audiological-grade devices (15–22 dB EIN) and reflects its accessible price point. For mild hearing loss users in quiet-to-moderate ambient noise environments, this EIN is generally imperceptible above background noise. The THD of ≤4% is within the upper range of acceptable distortion for hearing aids — IEC 60118-0 specifies THD measurement conditions, and values under 5% are generally considered clinically acceptable for speech intelligibility. For users with severe speech discrimination deficits, lower THD (\u0026lt;1%) audiological-grade devices may provide marginal benefit.\u003c\/p\u003e\n\n\u003cp style=\"font-size:13px;font-family:Arial,sans-serif;line-height:1.6;\"\u003e\u003cstrong\u003eQ: Is the D26 suitable for elderly users with limited technology experience?\u003c\/strong\u003e\u003cbr\u003e\nYes. The D26's absence of Bluetooth and app dependency makes it particularly suitable for elderly users who prefer or require a device with physical controls only. Operation involves volume adjustment and programme switching via on-device buttons — no smartphone pairing, app installation, or digital troubleshooting is needed. The 48-hour battery life with charging case means fewer charging events than premium RIC devices. The BTE form factor is also easier to handle for users with reduced finger dexterity. EMIS recommends initial fitting by an audiologist or trained dispenser to ensure appropriate gain settings for the individual's audiogram.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the benefits of Hearing Aid D26?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Hearing Aid D26 by Buzud supports general health and wellbeing as part of a balanced diet and healthy lifestyle. As with all supplements, individual results may vary. Consult your doctor or pharmacist before starting any new supplement, especially if you have existing medical conditions or are taking medications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Who should take Hearing Aid D26?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Hearing Aid D26 may be suitable for adults looking to support their health and address specific nutritional needs. It may be particularly beneficial for individuals with dietary gaps, those recovering from illness or surgery, or those with increased nutritional demands. Always consult a healthcare professional — your GP, pharmacist, or dietitian — before starting supplementation, especially during pregnancy, breastfeeding, or if you have a chronic condition.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the recommended dosage for Hearing Aid D26?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Follow the dosage instructions on the Hearing Aid D26 product label or as directed by your healthcare provider. Do not exceed the recommended daily intake. If you experience any adverse reactions, discontinue use and consult a doctor. EMIS+ recommends consulting a Singapore-registered pharmacist or GP for personalised supplement advice.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Where can I buy Hearing Aid D26 in Singapore?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Hearing Aid D26 is available from EMIS+ at emis.asia with fast island-wide Singapore delivery. We stock a wide range of quality health supplements from trusted brands. Visit emis.asia or contact our team for product advice and bulk ordering.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Buzud","offers":[{"title":"Default Title","offer_id":43232604880974,"sku":"8885020710731","price":1398.0,"currency_code":"SGD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/3763\/2846\/files\/BUZUD_Hearing_Aid_D26_13a51989-c2a7-4546-bce1-610777c5cad6.png?v=1767038841","url":"https:\/\/tw.emis.asia\/products\/buzud-hearing-aid-d26","provider":"EMIS+","version":"1.0","type":"link"}