It has good reliability and practicability to Design IP telephone automatism dial function with MCU.

采用单片机设计IP电话自动拨号功能，具有可靠性高和实用性强等特点。

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Stainless Steel and Brushing…Large dial design and tend indicator. Has multi function to measuring temperature, humidity and atmospheric pressure. With back hole for wall mounting indoor…

不锈钢外圈表。大的表面盘。具有温度、湿度、气压测量，时间观看的多功能。背部设计有挂墙孔，可县挂于室内、外使用。

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