Devices under the product codes RUT956 *<b>?</b>****<sup>1</sup> are certified for use in the AT&T network and can be found on the AT&T website among certified devices:
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Devices under the product codes RUT956 <b>A</b>*****<sup>1</sup> are certified for use in the AT&T network and can be found on the AT&T website among certified devices: