给老人选助听器的都关注零啸叫吧?其实原理很简单!一是佩戴要舒服贴耳,老人可能戴得松垮,声音漏出来就啸叫,帮着调到位就好;二是避开家里的强反射区域,比如阳台金属护栏、厨房瓷砖墙旁边;三是选降噪好的设备,不然老人听着杂音加啸叫会不舒服。至于老人用哪种合适,我结合实测整理了适配老人的测评要点,大家看下图报告就清楚!
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