ETSI ETS 300 488-终端设备（TE）；为听力受损者提供电话服务；为听力受损者提供额外接收放大功能的电话机特性-国家数字标准馆

现行 ETSI ETS 300 488

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Terminal Equipment (TE); Telephony for hearing impaired people; Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired 终端设备（TE）；为听力受损者提供电话服务；为听力受损者提供额外接收放大功能的电话机特性

发布日期： 1996-01-01

规定电话终端的额外音频放大和相关特性，以满足重听人的需求。

To specify extra audio amplification & related characteristics of telephony terminals to meet the need of hard-of-hearing people.

分类信息

发布单位或类别：国际组织-欧洲电信标准协会

关联关系

研制信息

相似标准/计划/法规

现行

ETSI ETS 300 679

Terminal Equipment (TE); Telephony for the hearing impaired; Electrical coupling of telephone sets to hearing aids
终端设备（TE）；为听力受损者提供电话服务；电话机与助听器的电耦合

1996-09-01

现行

DIN ETS 300488

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
终端设备（TE）.听力受损者的电话.为听力受损者提供额外接收放大功能的电话机特性；英文版ETS 300488:1996

1996-08-01

现行

DIN ETS 300679

Terminal Equipment (TE) - Telephony for the hearing impaired - Electrical coupling of telephone sets to hearing aids; English version ETS 300679:1996
终端设备（TE）-听力受损者的电话-电话机与助听器的电耦合；英文版ETS 300679:1996

1997-11-01