M3688中文双频手机堪称摩托罗拉低价位产品中的经典之作,它具有增强型全速率和频率自动切换功能,在保证线路畅通的同时,能为手机用户提供优质清晰的话音效果。现将其主要功能及特点介绍如下: 自动双频M3688采用GSM900和GSM1800两个通信频道并具有在这两个频道之间自动切换的功能。它能自动选择最佳通信频道,当其中一个频道网络繁忙时, M3688 Chinese dual-band mobile phones called Motorola’s low-cost products in the classic, it has enhanced full-rate and frequency automatic switching function, ensuring smooth lines at the same time, for mobile phone users to provide high-quality and clear voice. Now its main features and features are described below: Automatic dual-band M3688 uses GSM900 and GSM1800 two communication channels and has the function of automatic switching between these two channels. It can automatically select the best communication channel, when one of the channel network is busy,