High-fidelity speaker: the adoption of three-level waterproof protection offers high quality sound.
高保真喇叭：采用三层防水保护处理，呈现高品质音质。
Dual-way talking: In-built communication module realizes dual-way talking in real time and in-built high-fidelity speaker is convenient for use by the elder.
双向通话：内置通讯模块，随时实现双向通话，内置高保真扬声器，方便老人使用。
Dual-way talking: In-built communication module realizes dual-way talking in real time and in-built high-fidelity speaker is convenient for use by the elder.
双向通话：内置通讯模块，随时实现双向通话，内置高保真扬声器，方便老人使用。
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