Alat Bantu Dengar Warga Tua Original Boleh Dicas Bunyi Adjustable Sesuai Untuk Kedua Dua Telinga Kualiti Tinggi Mudah Diguna Hadiah Terbaik
Alat Bantu Dengar Warga Tua Original Boleh Dicas Bunyi Adjustable Sesuai Untuk Kedua Dua Telinga Kualiti Tinggi Mudah Diguna Hadiah Terbaik
Spesifikasi TeknikalBahan: TPE gred bahan mesra alamBerat: ~7gPenggunaan arus: 1.2mAMasa operasi selepas pengecasan penuh: ~40 jamDireka khas untuk OKU pendengaran. Sesuai untuk tahap sederhana hingga normal.Teknologi pendengaran terbukti oleh Britzgo:Omni-directional (penangkapan suara 360°)Pembatalan feedbackPengurusan suara & bisingKualiti audio unggulOutput bunyi maksimum: 129±3dBGandaan bunyi: ≥40dB±5dBDistorsi harmonik: ≤10%Julat frekuensi: 300-4000MHzInput bising: ≤32dBVoltan operasi: DC 3.7VArus operasi: ≤1.2mA
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