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                WCDMA

                • 联通3G信号放大器KW20

                  联通3G信号放大器KW20,只放大联通的3G信号。 移动与联通的2G信号共用GSM900和DCS1800,所以2G信号强度移动与联通相差太大时,同一频率的信↓号放大器太弱的信号放大后还是太弱。 3G信号移动联通的频率不一样,联通2G信号弱人环境可安◎装

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