Mushroom Networks has been in the “broadband bonding” business for quite a while now , but we’re guessing they’re going to find a few more fans with their new wireless broadband gear, which promises the fastest cellular-based internet connection to date. Like the company’s previous PortaBella device (pictured above, not exactly to scale), its new rig can combine up to four different cellular data cards into a single high-speed connection, but this one is fully portable (just over a pound) and, perhaps most importantly, it has an optional battery pack that’ll let you be truly mobile with it

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Mushroom Networks announces new wireless "Broadband Bonding" technology