RIP, 3G.
"@ATT plans to discontinue its 3G network by Feb. 22, @TMobile by July 1, and @Verizon by the end of the year," @Marketplace reports: https://bit.ly/3AnbfJS.
As 3G networks shut down, make the switch to @Helium for your #IoT devices: https://helium.com/switch.
瑞普，3G。
“@ATT计划在2月22日之前、7月1日之前、@TMobile之前和年底之前停止其3G网络，@Marketplace报告：https://bit.ly/3AnbfJS.
随着3G网络关闭，为您的物联网设备切换到@Hemium：https://helium.com/switch.