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Chinese Standard: GB/T 26257-2010

The requirements of hearing aids compatibility and measurement methods for telephone handset

中国通信标准化协会

本标准规定了使用辅助放大、磁场耦合和电耦合等三种助听耦合方式的手柄电话的技术要求和测量方法。
本标准适用于使用助听耦合技术的手柄电话。此外,无绳电话和移动电话的助听器电耦合,以及使用头戴机接听的固定电话助听器磁场耦合也可参照使用。

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