标准编号:DIN ETS 300488-1996
标准名称:终端设备.听觉损伤者用电话.带声音接收放大装置的听觉损伤者电话终端特性...
英文名称:Terminal Equipment (TE) - Telephony for hearing impaired people - Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired; English version ETS 300488:1996
发布部门:
发布日期:1996-08-01
实施日期:
标准状态:现行
文件格式:PDF