Unlocked GSM Carrier - ZenFone Series (USA models) - Important information for AT&T mobile customers in the USA. | Official Support

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Product ASUS ZenFone 2 (ZE551ML), ASUS ZenFone 2 Laser (ZE551KL), ASUS ZenFone Zoom (ZX551ML)

Unlocked GSM Carrier - ZenFone Series (USA models) - Important information for AT&T mobile customers in the USA.

If you use AT&T’s monthly mobile cellular data plan on our Unlocked USA ZenFone and cannot get 4G/LTE speeds with our device(s) only showing HSPA speeds. Please visit AT&T’s website below and contact AT&T to have AT&T provide access on their 4G/LTE networks with our Unlocked Carrier ZenFone device(s).

http://www.att.com/esupport/article.jsp?sid=KB424489&cv=820

AT&T’s Customer Service Phone Number: 1-800-331-0500

(You may need a new sim card and have AT&T activate our Unlocked ZenFone Series on AT&T’s high speed 4G network)

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