... Downlink: 7.2M 3g wireless modem H750IntroductionThe HSDPA USB modem is a multi-mode, 3G USB modem, working in HSDPA/ WCDMA/ EDGE ... or a desktop PC, it integrates the functionality of a modem and a mobile phone (SMS), and combines mobile communication ... service, Data service, Applications management, Data concurrent, support MicroSD card, etc.Memory: About 30MB Internal Memory available to carriers or ...