- Fromchangingfirewallstocablemodems,thisisnotalightundertaking.Theriseofbroadbandconnectionsinrecentyearsmeansthatsuchmodemsarenowinretreat.UnlikemostotherUSBmodems,the250Uhasjackstoconnectanexternalantennaforbetterreception.Developmentsinwirelesstech...
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