标准号:NF Z89-488-2001
中文标准名称:终端设备.听觉损伤者用电话.使听觉损伤者受益的提供附加声音接收放大装置的电话机组的特征
英文标准名称:Terminal Equipment (TE) - Telephony for hearing impaired people - Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired.
标准类型:M40
发布日期:2001/10/1 12:00:00
实施日期:2001/10/5 12:00:00
中国标准分类号:M40
国际标准分类号:33.050.10