تخصيص:Charging current: DC5V/50MA~1A Lithium battery: 60MAH Battery Size: 45×40×10MM الوزن: حوالي 6.5 جرام Maximum sound output: 129±4DB Sound gain: 38±5DB Harmonic distortion: ≤5% Frequency range: 400Hz~3800Hz الجهد: 3.7Vالميزات:-- High capacity lithium battery:The hearing aid is powered by a 60MAH lithium battery, ensuring long-lasting performance without the need for frequent recharging or battery replacement. Experience long-lasting, uninterrupted sound amplification.-- Compact and lightweight design:Our hearing aids only measure 45×40×10MM and weigh about 6.5g, making them very compact and lightweight. -- Powerful sound amplification function:The hearing aid has a maximum sound output of 129±4DB and a sound gain of 38±5DB, ensuring clear and amplified sound. Whether you're in a quiet conversation or in a bustling environment, you can hear everything more clearly.--Wide frequency range and minimal distortion:Our hearing aids operate in the frequency range 400Hz to 3800Hz, capturing a wide range of sounds. In addition, the harmonic distortion is ≤5%, ensuring that the sound you hear is natural and has no obvious changes.-- Safe and efficient operations:This hearing aid operates on 3.7V and is designed for safe and efficient use. Experience the benefits of enhanced hearing without worrying about your device's power consumption or safety.يشمل الحزمة:Pair Of Hearing Aid]